Changes

              
    

          
          
        
        

            
f
1
{
f
1
{
            
2
  "agreement": "true",
2
  "agreement": "true",
            
3
  "alternative_identifier": "ISBN 0\u20117988\u20115342\u20115 (Volume 
3
  "alternative_identifier": "ISBN 0\u20117988\u20115342\u20115 (Volume 
            
4
4)",
4
4)",
            
5
  "author": null,
5
  "author": null,
            
6
  "author_email": null,
6
  "author_email": null,
            
7
  "authors": [
7
  "authors": [
            
8
    {
8
    {
            
9
      "author_department": "",
9
      "author_department": "",
            
10
      "author_email": "customercare@dws.gov.za",
10
      "author_email": "customercare@dws.gov.za",
            
11
      "author_name": "Department of Water Affairs and Forestry (DWAF), 
11
      "author_name": "Department of Water Affairs and Forestry (DWAF), 
            
12
Republic of South Africa",
12
Republic of South Africa",
            
13
      "author_organization": "Department of Water Affairs and 
13
      "author_organization": "Department of Water Affairs and 
            
14
Forestry",
14
Forestry",
            
15
      "author_surname": "",
15
      "author_surname": "",
            
16
      "contact_same_as_author": "True"
16
      "contact_same_as_author": "True"
            
17
    }
17
    }
            
18
  ],
18
  ],
            
19
  "citation_title": "DEPARTMENT OF WATER AFFAIRS AND FORESTRY (1996) 
19
  "citation_title": "DEPARTMENT OF WATER AFFAIRS AND FORESTRY (1996) 
            
20
South African Water Quality Guidelines (Second Edition). Volume 4: 
20
South African Water Quality Guidelines (Second Edition). Volume 4: 
            
21
Agricultural Water Use: Irrigation. Edited by S Holmes. Department of 
21
Agricultural Water Use: Irrigation. Edited by S Holmes. Department of 
            
22
Water Affairs and Forestry, Pretoria.",
22
Water Affairs and Forestry, Pretoria.",
            
23
  "contact_person": [
23
  "contact_person": [
            
24
    {
24
    {
            
25
      "contact_department": "",
25
      "contact_department": "",
            
26
      "contact_email": "customercare@dws.gov.za",
26
      "contact_email": "customercare@dws.gov.za",
            
27
      "contact_name": "Department of Water Affairs and Forestry 
27
      "contact_name": "Department of Water Affairs and Forestry 
            
28
(DWAF), Republic of South Africa",
28
(DWAF), Republic of South Africa",
            
29
      "contact_orgnization": "Department of Water Affairs and 
29
      "contact_orgnization": "Department of Water Affairs and 
            
30
Forestry"
30
Forestry"
            
31
    }
31
    }
            
32
  ],
32
  ],
            
33
  "creator_user_id": "fa7af5b8-32a7-4df0-90a7-c49fbefb1fbd",
33
  "creator_user_id": "fa7af5b8-32a7-4df0-90a7-c49fbefb1fbd",
            
34
  "data_classification": "static",
34
  "data_classification": "static",
            
35
  "data_collection_organization": "Department of Water Affairs",
35
  "data_collection_organization": "Department of Water Affairs",
            
36
  "data_structure_category": "semi-structured",
36
  "data_structure_category": "semi-structured",
            
37
  "dataset_language": "English",
37
  "dataset_language": "English",
            
38
  "dataset_license_url": "",
38
  "dataset_license_url": "",
            
39
  "did_author_or_contact_organization_collect_the_data": "false",
39
  "did_author_or_contact_organization_collect_the_data": "false",
            
40
  "email": "vanderLaanM@arc.agric.za",
40
  "email": "vanderLaanM@arc.agric.za",
            
41
  "groups": [],
41
  "groups": [],
            
42
  "id": "281a2d3d-dab8-41dd-8cc0-6fb99ac0e380",
42
  "id": "281a2d3d-dab8-41dd-8cc0-6fb99ac0e380",
            
43
  "isopen": false,
43
  "isopen": false,
            
44
  "keywords": "water quality, irrigation, agriculture, South Africa, 
44
  "keywords": "water quality, irrigation, agriculture, South Africa, 
            
45
irrigation water use, soil sustainability, crop yield, salinity, trace 
45
irrigation water use, soil sustainability, crop yield, salinity, trace 
            
46
elements, nutrients, sodium adsorption ratio, microbiological 
46
elements, nutrients, sodium adsorption ratio, microbiological 
            
47
quality",
47
quality",
            
48
  "license": "Open (Creative Commons)",
48
  "license": "Open (Creative Commons)",
            
49
  "license_id": null,
49
  "license_id": null,
            
50
  "license_title": null,
50
  "license_title": null,
            
51
  "maintainer": null,
51
  "maintainer": null,
            
52
  "maintainer_email": null,
52
  "maintainer_email": null,
            
53
  "metadata_created": "2025-10-22T11:55:55.648844",
53
  "metadata_created": "2025-10-22T11:55:55.648844",
            
n
54
  "metadata_modified": "2026-10-12T06:20:24.164222",
n
54
  "metadata_modified": "2026-10-12T06:25:28.211078",
            
55
  "minimum_maximum_extent": [
55
  "minimum_maximum_extent": [
            
56
    {
56
    {
            
57
      "maximum_vertical_extent": "3451",
57
      "maximum_vertical_extent": "3451",
            
58
      "minimum_vertical_extent": "0"
58
      "minimum_vertical_extent": "0"
            
59
    }
59
    }
            
60
  ],
60
  ],
            
61
  "name": "agricultural-water-use-irrigation",
61
  "name": "agricultural-water-use-irrigation",
            
62
  "notes": "This guideline comprised the second edition of the South 
62
  "notes": "This guideline comprised the second edition of the South 
            
63
African Water Quality Guidelines for Agricultural Water Use: 
63
African Water Quality Guidelines for Agricultural Water Use: 
            
64
Irrigation, published in 1996. The guideline was developed to define 
64
Irrigation, published in 1996. The guideline was developed to define 
            
65
water quality requirements for irrigation use across South Africa and 
65
water quality requirements for irrigation use across South Africa and 
            
66
to support decision\u2011making in water quality management. It 
66
to support decision\u2011making in water quality management. It 
            
67
provided scientifically derived guideline values for a wide range of 
67
provided scientifically derived guideline values for a wide range of 
            
68
physical, chemical, and microbiological constituents that influenced 
68
physical, chemical, and microbiological constituents that influenced 
            
69
crop yield, soil sustainability, irrigation infrastructure, and food 
69
crop yield, soil sustainability, irrigation infrastructure, and food 
            
70
safety.\r\n\r\nThe guideline addressed both short\u2011term and 
70
safety.\r\n\r\nThe guideline addressed both short\u2011term and 
            
71
long\u2011term impacts of irrigation water quality and incorporated 
71
long\u2011term impacts of irrigation water quality and incorporated 
            
72
South African climatic, soil, and agricultural conditions. Guideline 
72
South African climatic, soil, and agricultural conditions. Guideline 
            
73
values were presented together with supporting information describing 
73
values were presented together with supporting information describing 
            
74
constituent behaviour, sources, interactions with soils and crops, 
74
constituent behaviour, sources, interactions with soils and crops, 
            
75
potential effects, mitigation options, and treatment considerations. 
75
potential effects, mitigation options, and treatment considerations. 
            
76
The guideline was designed as a user\u2011needs specification for 
76
The guideline was designed as a user\u2011needs specification for 
            
77
water quality managers, irrigation planners, regulators, researchers, 
77
water quality managers, irrigation planners, regulators, researchers, 
            
78
and agricultural stakeholders.\r\n\r\nThe development process involved 
78
and agricultural stakeholders.\r\n\r\nThe development process involved 
            
79
national expert consultation, technical review, and stakeholder 
79
national expert consultation, technical review, and stakeholder 
            
80
participation, ensuring that international guideline approaches were 
80
participation, ensuring that international guideline approaches were 
            
81
adapted to local conditions. The guideline formed part of a broader 
81
adapted to local conditions. The guideline formed part of a broader 
            
82
national guideline series covering multiple water uses and was 
82
national guideline series covering multiple water uses and was 
            
83
intended to be periodically updated as new scientific evidence became 
83
intended to be periodically updated as new scientific evidence became 
            
84
available.\r\n",
84
available.\r\n",
            
85
  "num_resources": 1,
85
  "num_resources": 1,
            
86
  "num_tags": 0,
86
  "num_tags": 0,
            
87
  "organization": {
87
  "organization": {
            
88
    "approval_status": "approved",
88
    "approval_status": "approved",
            
89
    "created": "2025-12-03T12:47:25.898887",
89
    "created": "2025-12-03T12:47:25.898887",
            
90
    "description": "The Department of Water and Sanitation is the 
90
    "description": "The Department of Water and Sanitation is the 
            
91
custodian of South Africa's water resources. It is primarily 
91
custodian of South Africa's water resources. It is primarily 
            
92
responsible for the formulation and implementation of policy governing 
92
responsible for the formulation and implementation of policy governing 
            
93
this sector.\r\n\r\nWhile striving to ensure that all South Africans 
93
this sector.\r\n\r\nWhile striving to ensure that all South Africans 
            
94
gain access to clean water and dignified sanitation, the department 
94
gain access to clean water and dignified sanitation, the department 
            
95
also promotes effective and efficient water resources management to 
95
also promotes effective and efficient water resources management to 
            
96
ensure sustainable economic and social development.",
96
ensure sustainable economic and social development.",
            
97
    "id": "d21c1349-e459-4393-b893-95e35700c6bf",
97
    "id": "d21c1349-e459-4393-b893-95e35700c6bf",
            
98
    "image_url": "2025-12-03-124725.882101DWS-logo.jpg",
98
    "image_url": "2025-12-03-124725.882101DWS-logo.jpg",
            
99
    "is_organization": true,
99
    "is_organization": true,
            
100
    "name": "department-of-water-and-sanitation",
100
    "name": "department-of-water-and-sanitation",
            
101
    "state": "active",
101
    "state": "active",
            
102
    "title": "Department of Water and Sanitation",
102
    "title": "Department of Water and Sanitation",
            
103
    "type": "organization"
103
    "type": "organization"
            
104
  },
104
  },
            
105
  "owner_org": "d21c1349-e459-4393-b893-95e35700c6bf",
105
  "owner_org": "d21c1349-e459-4393-b893-95e35700c6bf",
            
106
  "private": false,
106
  "private": false,
            
107
  "publication_date": "1996-12-31",
107
  "publication_date": "1996-12-31",
            
108
  "publisher": "Department of Water and Sanitation",
108
  "publisher": "Department of Water and Sanitation",
            
109
  "relationships_as_object": [],
109
  "relationships_as_object": [],
            
110
  "relationships_as_subject": [],
110
  "relationships_as_subject": [],
            
111
  "resources": [
111
  "resources": [
            
112
    {
112
    {
            
113
      "cache_last_updated": null,
113
      "cache_last_updated": null,
            
114
      "cache_url": null,
114
      "cache_url": null,
            
115
      "created": "2025-10-22T11:55:55.822814",
115
      "created": "2025-10-22T11:55:55.822814",
            
116
      "dataset_description": "",
116
      "dataset_description": "",
            
117
      "description": null,
117
      "description": null,
            
n
118
      "download_count": 30,
n
118
      "download_count": 31,
            
119
      "format": "pdf",
119
      "format": "pdf",
            
120
      "hash": "",
120
      "hash": "",
            
121
      "id": "844e041b-03d8-49b6-8b47-8378f0e183bb",
121
      "id": "844e041b-03d8-49b6-8b47-8378f0e183bb",
            
122
      "is_data_supplementary": "False",
122
      "is_data_supplementary": "False",
            
123
      "last_modified": "2026-02-25T07:51:39.067872",
123
      "last_modified": "2026-02-25T07:51:39.067872",
            
n
124
      "metadata_modified": "2026-10-12T06:20:24.173416",
n
124
      "metadata_modified": "2026-10-12T06:25:28.219377",
            
125
      "mimetype": "application/pdf",
125
      "mimetype": "application/pdf",
            
126
      "mimetype_inner": null,
126
      "mimetype_inner": null,
            
127
      "name": "sawq 1996 irrigation guidelines.pdf",
127
      "name": "sawq 1996 irrigation guidelines.pdf",
            
128
      "package_id": "281a2d3d-dab8-41dd-8cc0-6fb99ac0e380",
128
      "package_id": "281a2d3d-dab8-41dd-8cc0-6fb99ac0e380",
            
129
      "position": 0,
129
      "position": 0,
            
130
      "resource_name": "SA water quality guidelines for 
130
      "resource_name": "SA water quality guidelines for 
            
131
irrigation_1996",
131
irrigation_1996",
            
132
      "resource_type": null,
132
      "resource_type": null,
            
133
      "size": 1098383,
133
      "size": 1098383,
            
134
      "state": "active",
134
      "state": "active",
            
135
      "url": 
135
      "url": 
            
136
-49b6-8b47-8378f0e183bb/download/sawq-1996-irrigation-guidelines.pdf",
136
-49b6-8b47-8378f0e183bb/download/sawq-1996-irrigation-guidelines.pdf",
            
137
      "url_type": "upload",
137
      "url_type": "upload",
            
138
      "zipped_file": "False"
138
      "zipped_file": "False"
            
139
    }
139
    }
            
140
  ],
140
  ],
            
t
t
141
  "spatial": "{\"type\": \"Polygon\", \"coordinates\": [[[16.4699, 
            
142
-22.1265], [32.8931, -22.1265], [32.8931, -34.8212], [16.4699, 
            
143
-34.8212], [16.4699, -22.1265]]]}",
            
141
  "state": "active",
144
  "state": "active",
            
142
  "tags": [],
145
  "tags": [],
            
143
  "title": "South African Water Quality Guidelines: Agricultural Water 
146
  "title": "South African Water Quality Guidelines: Agricultural Water 
            
144
Use \u2013 Irrigation (1996)",
147
Use \u2013 Irrigation (1996)",
            
145
  "type": "dataset",
148
  "type": "dataset",
            
146
  "uploader_estimation_of_extent_of_processing": "access",
149
  "uploader_estimation_of_extent_of_processing": "access",
            
147
  "url": null,
150
  "url": null,
            
148
  "version": null,
151
  "version": null,
            
149
  "vertical_extent_datum": "masl",
152
  "vertical_extent_datum": "masl",
            
150
  "wrc_project_number": "Not stated in the publication (N/A)",
153
  "wrc_project_number": "Not stated in the publication (N/A)",
            
151
  "wro_theme": "water_quality"
154
  "wro_theme": "water_quality"
            
152
}
155
}