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  "agreement": "true",
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  "agreement": "true",
            
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  "alternative_identifier": "ISBN 0 908356 78 1",
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  "alternative_identifier": "ISBN 0 908356 78 1",
            
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  "author": null,
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  "author": null,
            
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  "author_email": null,
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  "author_email": null,
            
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  "authors": [
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  "authors": [
            
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    {
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    {
            
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      "author_department": "Department of Agricultural Engineering",
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      "author_department": "Department of Agricultural Engineering",
            
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      "author_email": "",
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      "author_email": "",
            
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      "author_name": "E J",
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      "author_name": "E J",
            
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      "author_organization": "University of Natal, Pietermaritzburg",
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      "author_organization": "University of Natal, Pietermaritzburg",
            
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      "author_surname": "Schmidt"
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      "author_surname": "Schmidt"
            
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    },
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    },
            
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    {
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    {
            
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      "author_department": "Department of Agricultural Engineering",
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      "author_department": "Department of Agricultural Engineering",
            
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      "author_email": "SchulzeR@ukzn.ac.za",
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      "author_email": "SchulzeR@ukzn.ac.za",
            
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      "author_name": "R E",
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      "author_name": "R E",
            
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      "author_organization": "University of Natal, Pietermaritzburg",
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      "author_organization": "University of Natal, Pietermaritzburg",
            
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      "author_surname": "Schulze",
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      "author_surname": "Schulze",
            
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      "contact_same_as_author": "false"
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      "contact_same_as_author": "false"
            
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    }
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    }
            
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  ],
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  ],
            
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  "citation_title": "SCHMIDT EJ and SCHULZE RE (1987) Flood volume and 
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  "citation_title": "SCHMIDT EJ and SCHULZE RE (1987) Flood volume and 
            
24
peak discharge from small catchments in southern Africa, based on the 
24
peak discharge from small catchments in southern Africa, based on the 
            
25
SCS technique. WRC Report No. TT 31/87. Water Research Commission, 
25
SCS technique. WRC Report No. TT 31/87. Water Research Commission, 
            
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Pretoria.",
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Pretoria.",
            
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  "contact_person": [
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  "contact_person": [
            
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    {
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    {
            
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      "contact_department": "Department of Agricultural Engineering",
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      "contact_department": "Department of Agricultural Engineering",
            
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      "contact_email": "SchulzeR@ukzn.ac.za",
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      "contact_email": "SchulzeR@ukzn.ac.za",
            
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      "contact_name": "R E",
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      "contact_name": "R E",
            
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      "contact_orgnization": "University of Natal, Pietermaritzburg"
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      "contact_orgnization": "University of Natal, Pietermaritzburg"
            
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    }
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    }
            
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  "creator_user_id": "bc28a33f-dc21-4795-a57f-da7cd1aa23ea",
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  "creator_user_id": "bc28a33f-dc21-4795-a57f-da7cd1aa23ea",
            
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  "data_classification": "static",
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  "data_classification": "static",
            
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  "data_collection_organization": "University of Natal, 
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  "data_collection_organization": "University of Natal, 
            
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Pietermaritzburg (Department of Agricultural Engineering)",
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Pietermaritzburg (Department of Agricultural Engineering)",
            
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  "data_structure_category": "structured",
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  "data_structure_category": "structured",
            
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  "dataset_language": "English",
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  "dataset_language": "English",
            
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  "dataset_license_url": 
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  "dataset_license_url": 
            
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"https://creativecommons.org/licenses/by/4.0/",
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"https://creativecommons.org/licenses/by/4.0/",
            
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  "did_author_or_contact_organization_collect_the_data": "false",
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  "did_author_or_contact_organization_collect_the_data": "false",
            
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  "email": "vanderlaanm@arc.agric.za",
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  "email": "vanderlaanm@arc.agric.za",
            
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  "groups": [],
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  "groups": [],
            
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  "isopen": false,
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  "isopen": false,
            
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  "keywords": "SCS method, Curve Number, design flood, stormflow, peak 
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  "keywords": "SCS method, Curve Number, design flood, stormflow, peak 
            
49
discharge, small catchments, hydrological soil groups, soil series, 
49
discharge, small catchments, hydrological soil groups, soil series, 
            
50
antecedent moisture, synthetic rainfall distribution, design rainfall, 
50
antecedent moisture, synthetic rainfall distribution, design rainfall, 
            
51
climatic zones, rainfall stations, mean annual precipitation, southern 
51
climatic zones, rainfall stations, mean annual precipitation, southern 
            
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Africa",
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Africa",
            
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  "license": "Open (Creative Commons)",
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  "license": "Open (Creative Commons)",
            
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  "license_id": null,
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  "license_id": null,
            
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  "license_title": null,
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  "maintainer": null,
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  "maintainer": null,
            
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  "maintainer_email": null,
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  "maintainer_email": null,
            
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  "metadata_created": "2026-10-05T12:00:43.630088",
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  "metadata_created": "2026-10-05T12:00:43.630088",
            
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  "metadata_modified": "2026-10-05T21:00:15.789690",
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  "metadata_modified": "2026-10-08T10:38:44.335862",
            
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  "minimum_maximum_extent": [
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  "minimum_maximum_extent": [
            
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    {
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    {
            
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      "maximum_vertical_extent": "2150",
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      "maximum_vertical_extent": "2150",
            
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      "minimum_vertical_extent": "6"
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      "minimum_vertical_extent": "6"
            
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    }
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    }
            
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  ],
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  ],
            
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  "name": 
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  "name": 
            
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for-southern-africa-712-climatic-zones-soil-groups-and-curve-numbers",
67
for-southern-africa-712-climatic-zones-soil-groups-and-curve-numbers",
            
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  "notes": "This dataset was harvested from WRC Report TT 31/87, which 
68
  "notes": "This dataset was harvested from WRC Report TT 31/87, which 
            
69
adapted the United States Soil Conservation Service (SCS) method for 
69
adapted the United States Soil Conservation Service (SCS) method for 
            
70
estimating storm runoff volume and peak discharge from small 
70
estimating storm runoff volume and peak discharge from small 
            
71
catchments in southern Africa. The tables were digitised from a 
71
catchments in southern Africa. The tables were digitised from a 
            
72
scanned copy of the report and checked against the page images. The 
72
scanned copy of the report and checked against the page images. The 
            
73
core table listed the driver rainfall station for each of 712 climatic 
73
core table listed the driver rainfall station for each of 712 climatic 
            
74
zones in southern Africa, with its South African Weather Bureau 
74
zones in southern Africa, with its South African Weather Bureau 
            
75
station number, coordinates, elevation, period and length of record, 
75
station number, coordinates, elevation, period and length of record, 
            
76
and mean annual precipitation. A second table gave the hydrological 
76
and mean annual precipitation. A second table gave the hydrological 
            
77
soil group, adjustment factor, typical textural class and interflow 
77
soil group, adjustment factor, typical textural class and interflow 
            
78
potential for about 500 soil series across 41 soil forms of the 1977 
78
potential for about 500 soil series across 41 soil forms of the 1977 
            
79
binomial classification. The remaining tables gave runoff Curve 
79
binomial classification. The remaining tables gave runoff Curve 
            
80
Numbers by land use, treatment and hydrological condition, Curve 
80
Numbers by land use, treatment and hydrological condition, Curve 
            
81
Number adjustments for antecedent moisture, antecedent rainfall 
81
Number adjustments for antecedent moisture, antecedent rainfall 
            
82
limits, soil and vegetation parameters for the moisture budget, the 
82
limits, soil and vegetation parameters for the moisture budget, the 
            
83
four synthetic design rainfall distributions with their regression 
83
four synthetic design rainfall distributions with their regression 
            
84
constants, and the autographic rainfall stations used to regionalise 
84
constants, and the autographic rainfall stations used to regionalise 
            
85
them. Each value carries its source page. Two independent OCR reads 
85
them. Each value carries its source page. Two independent OCR reads 
            
86
were compared, and coordinate and equation-based cross-checks were 
86
were compared, and coordinate and equation-based cross-checks were 
            
87
applied. Cells that remained uncertain were flagged in a verification 
87
applied. Cells that remained uncertain were flagged in a verification 
            
88
sheet. Design rainfall maps, the climatic zone map, and the appendices 
88
sheet. Design rainfall maps, the climatic zone map, and the appendices 
            
89
volume holding design runoff depths per zone were not included.",
89
volume holding design runoff depths per zone were not included.",
            
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  "num_resources": 1,
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  "num_resources": 1,
            
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  "num_tags": 0,
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  "num_tags": 0,
            
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  "organization": {
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  "organization": {
            
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    "approval_status": "approved",
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    "approval_status": "approved",
            
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    "created": "2025-11-17T16:05:06.947770",
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    "created": "2025-11-17T16:05:06.947770",
            
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    "description": "Boasting multiple campuses, UKZN is a residential, 
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    "description": "Boasting multiple campuses, UKZN is a residential, 
            
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teaching and research-led university located in the picturesque 
96
teaching and research-led university located in the picturesque 
            
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province of KwaZulu-Natal. The University has a proud and rich 
97
province of KwaZulu-Natal. The University has a proud and rich 
            
98
heritage of academic excellence. The year 2010 marked the centenary of 
98
heritage of academic excellence. The year 2010 marked the centenary of 
            
99
higher education in the province of KwaZulu-Natal a centenary of 
99
higher education in the province of KwaZulu-Natal a centenary of 
            
100
scholarship, innovation and community engagement. This vast wealth of 
100
scholarship, innovation and community engagement. This vast wealth of 
            
101
knowledge production lies at the heart of the University's success as 
101
knowledge production lies at the heart of the University's success as 
            
102
one of the top institutions on the African continent.\r\n\r\n",
102
one of the top institutions on the African continent.\r\n\r\n",
            
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    "id": "00107d27-dc1e-4685-bad8-140a8904cf67",
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    "id": "00107d27-dc1e-4685-bad8-140a8904cf67",
            
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    "image_url": "2025-11-17-160506.93468720220527UKZNlogo.JPG",
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    "is_organization": true,
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    "is_organization": true,
            
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    "name": "university-of-kwazulu-natal",
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    "name": "university-of-kwazulu-natal",
            
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    "state": "active",
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    "state": "active",
            
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    "title": "University of KwaZulu-Natal",
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    "title": "University of KwaZulu-Natal",
            
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    "type": "organization"
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    "type": "organization"
            
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  },
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  "private": false,
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  "private": false,
            
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  "publication_date": "1987-01-01",
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  "publication_date": "1987-01-01",
            
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  "publisher": "Water Research Commission",
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  "publisher": "Water Research Commission",
            
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  "relationships_as_object": [],
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      "created": "2026-10-05T12:05:42.562630",
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      "created": "2026-10-05T12:05:42.562630",
            
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      "dataset_description": "These tables were digitised from WRC 
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      "dataset_description": "These tables were digitised from WRC 
            
123
Report TT 31/87 (Schmidt & Schulze, 1987). They give the driver 
123
Report TT 31/87 (Schmidt & Schulze, 1987). They give the driver 
            
124
rainfall stations for 712 climatic zones, hydrological soil groups for 
124
rainfall stations for 712 climatic zones, hydrological soil groups for 
            
125
about 500 soil series, runoff Curve Numbers, and synthetic design 
125
about 500 soil series, runoff Curve Numbers, and synthetic design 
            
126
rainfall distributions for applying the SCS method in southern 
126
rainfall distributions for applying the SCS method in southern 
            
127
Africa.",
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Africa.",
            
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      "format": "xlsx",
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      "name": "TT-31-87_harvested_tables.xlsx",
            
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      "position": 0,
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      "position": 0,
            
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      "resource_name": "SCS Design Flood Parameters for Southern 
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      "resource_name": "SCS Design Flood Parameters for Southern 
            
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Africa (TT 31/87)",
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Africa (TT 31/87)",
            
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      "size": 534363,
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      "size": 534363,
            
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      "url": 
            
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      "url_type": "upload",
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      "url_type": "upload",
            
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-34.8212], [16.4699, -22.1265]]]}",

            
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  "state": "active",
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  "state": "active",
            
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  "tags": [],
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  "tags": [],
            
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  "title": "SCS design flood parameters for southern Africa: 712 
155
  "title": "SCS design flood parameters for southern Africa: 712 
            
159
climatic zones, soil groups and Curve Numbers",
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climatic zones, soil groups and Curve Numbers",
            
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  "type": "dataset",
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  "type": "dataset",
            
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  "version": null,
            
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  "vertical_extent_datum": "masl",
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  "vertical_extent_datum": "masl",
            
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  "wrc_project_number": "155 / TT 31/87",
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  "wrc_project_number": "155 / TT 31/87",
            
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  "wro_theme": "agriculture"
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  "wro_theme": "agriculture"
            
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}
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}