Muutokset

              
    

          
          
        
        

            
f
1
{
f
1
{
            
2
  "agreement": "true",
2
  "agreement": "true",
            
3
  "alternative_identifier": "",
3
  "alternative_identifier": "",
            
4
  "author": null,
4
  "author": null,
            
5
  "author_email": null,
5
  "author_email": null,
            
6
  "authors": [
6
  "authors": [
            
7
    {
7
    {
            
8
      "author_department": "",
8
      "author_department": "",
            
9
      "author_email": "warmsenquiries@dws.gov.za",
9
      "author_email": "warmsenquiries@dws.gov.za",
            
10
      "author_name": "Department of Water and Sanitation",
10
      "author_name": "Department of Water and Sanitation",
            
11
      "author_organization": "Department of Water and Sanitation",
11
      "author_organization": "Department of Water and Sanitation",
            
12
      "author_surname": "",
12
      "author_surname": "",
            
13
      "contact_same_as_author": "true"
13
      "contact_same_as_author": "true"
            
14
    }
14
    }
            
15
  ],
15
  ],
            
16
  "citation_title": "",
16
  "citation_title": "",
            
17
  "contact_person": [
17
  "contact_person": [
            
18
    {
18
    {
            
19
      "contact_department": "",
19
      "contact_department": "",
            
20
      "contact_email": "warmsenquiries@dws.gov.za",
20
      "contact_email": "warmsenquiries@dws.gov.za",
            
21
      "contact_name": "Department of Water and Sanitation",
21
      "contact_name": "Department of Water and Sanitation",
            
22
      "contact_orgnization": "Department of Water and Sanitation"
22
      "contact_orgnization": "Department of Water and Sanitation"
            
23
    }
23
    }
            
24
  ],
24
  ],
            
25
  "creator_user_id": "bc28a33f-dc21-4795-a57f-da7cd1aa23ea",
25
  "creator_user_id": "bc28a33f-dc21-4795-a57f-da7cd1aa23ea",
            
26
  "data_classification": "static",
26
  "data_classification": "static",
            
27
  "data_collection_organization": "Department of Water and 
27
  "data_collection_organization": "Department of Water and 
            
28
Sanitation",
28
Sanitation",
            
29
  "data_reference_date": [
29
  "data_reference_date": [
            
30
    {
30
    {
            
31
      "data_reference_date_from": "",
31
      "data_reference_date_from": "",
            
32
      "data_reference_date_to": ""
32
      "data_reference_date_to": ""
            
33
    }
33
    }
            
34
  ],
34
  ],
            
35
  "data_structure_category": "semi-structured",
35
  "data_structure_category": "semi-structured",
            
36
  "dataset_language": "English",
36
  "dataset_language": "English",
            
37
  "dataset_license_url": 
37
  "dataset_license_url": 
            
38
"https://creativecommons.org/licenses/by-sa/4.0/",
38
"https://creativecommons.org/licenses/by-sa/4.0/",
            
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": "048ba698-6055-4bdd-9de4-ecb5f898c6fb",
42
  "id": "048ba698-6055-4bdd-9de4-ecb5f898c6fb",
            
43
  "isopen": false,
43
  "isopen": false,
            
44
  "keywords": "rivers, streams",
44
  "keywords": "rivers, streams",
            
45
  "license": "Open (Creative Commons)",
45
  "license": "Open (Creative Commons)",
            
46
  "license_id": null,
46
  "license_id": null,
            
47
  "license_title": null,
47
  "license_title": null,
            
48
  "maintainer": null,
48
  "maintainer": null,
            
49
  "maintainer_email": null,
49
  "maintainer_email": null,
            
50
  "metadata_created": "2026-02-20T11:52:13.788335",
50
  "metadata_created": "2026-02-20T11:52:13.788335",
            
n
51
  "metadata_modified": "2026-02-20T11:52:13.788341",
n
51
  "metadata_modified": "2026-02-20T11:55:47.159868",
            
52
  "minimum_maximum_extent": [
52
  "minimum_maximum_extent": [
            
53
    {
53
    {
            
54
      "maximum_vertical_extent": "3451",
54
      "maximum_vertical_extent": "3451",
            
55
      "minimum_vertical_extent": "0"
55
      "minimum_vertical_extent": "0"
            
56
    }
56
    }
            
57
  ],
57
  ],
            
58
  "name": "south-african-rivers",
58
  "name": "south-african-rivers",
            
59
  "notes": "ZIP file for South African rivers in drainage region ALL 
59
  "notes": "ZIP file for South African rivers in drainage region ALL 
            
60
created on 2012-04-16 - 08:06:57\r\nby the Resource Quality Services 
60
created on 2012-04-16 - 08:06:57\r\nby the Resource Quality Services 
            
61
directorate of the Department of Water Affairs.\r\nThis is the release 
61
directorate of the Department of Water Affairs.\r\nThis is the release 
            
62
of 2012-04-16 - 08:06:57 and may still contain errors and 
62
of 2012-04-16 - 08:06:57 and may still contain errors and 
            
63
inconsistencies.\r\nThe developers would welcome any feedback and 
63
inconsistencies.\r\nThe developers would welcome any feedback and 
            
64
corrections.",
64
corrections.",
            
n
65
  "num_resources": 0,
n
65
  "num_resources": 1,
            
66
  "num_tags": 0,
66
  "num_tags": 0,
            
67
  "organization": {
67
  "organization": {
            
68
    "approval_status": "approved",
68
    "approval_status": "approved",
            
69
    "created": "2025-12-03T12:47:25.898887",
69
    "created": "2025-12-03T12:47:25.898887",
            
70
    "description": "The Department of Water and Sanitation is the 
70
    "description": "The Department of Water and Sanitation is the 
            
71
custodian of South Africa's water resources. It is primarily 
71
custodian of South Africa's water resources. It is primarily 
            
72
responsible for the formulation and implementation of policy governing 
72
responsible for the formulation and implementation of policy governing 
            
73
this sector.\r\n\r\nWhile striving to ensure that all South Africans 
73
this sector.\r\n\r\nWhile striving to ensure that all South Africans 
            
74
gain access to clean water and dignified sanitation, the department 
74
gain access to clean water and dignified sanitation, the department 
            
75
also promotes effective and efficient water resources management to 
75
also promotes effective and efficient water resources management to 
            
76
ensure sustainable economic and social development.",
76
ensure sustainable economic and social development.",
            
77
    "id": "d21c1349-e459-4393-b893-95e35700c6bf",
77
    "id": "d21c1349-e459-4393-b893-95e35700c6bf",
            
78
    "image_url": "2025-12-03-124725.882101DWS-logo.jpg",
78
    "image_url": "2025-12-03-124725.882101DWS-logo.jpg",
            
79
    "is_organization": true,
79
    "is_organization": true,
            
80
    "name": "department-of-water-and-sanitation",
80
    "name": "department-of-water-and-sanitation",
            
81
    "state": "active",
81
    "state": "active",
            
82
    "title": "Department of Water and Sanitation",
82
    "title": "Department of Water and Sanitation",
            
83
    "type": "organization"
83
    "type": "organization"
            
84
  },
84
  },
            
85
  "owner_org": "d21c1349-e459-4393-b893-95e35700c6bf",
85
  "owner_org": "d21c1349-e459-4393-b893-95e35700c6bf",
            
86
  "private": false,
86
  "private": false,
            
87
  "publication_date": "2012-04-16",
87
  "publication_date": "2012-04-16",
            
88
  "publisher": "Department of Water and Sanitation",
88
  "publisher": "Department of Water and Sanitation",
            
89
  "relationships_as_object": [],
89
  "relationships_as_object": [],
            
90
  "relationships_as_subject": [],
90
  "relationships_as_subject": [],
            
t
91
  "resources": [],
t
91
  "resources": [
            
92
  "spatial": "{\"type\": \"Polygon\", \"coordinates\": [[[13.165308, 
92
    {
            
93
-20.629147], [35.7811468, -20.629147], [35.7811468, -35.2462649], 
93
      "cache_last_updated": null,
            
94
[13.165308, -35.2462649], [13.165308, -20.629147]]]}",
94
      "cache_url": null,
            
95
      "created": "2026-02-20T11:55:47.174073",
            
96
      "dataset_description": "ZIP file for South African rivers in 
            
97
drainage region ALL created on 2012-04-16 - 08:06:57\r\nby the 
            
98
Resource Quality Services directorate of the Department of Water 
            
99
Affairs.\r\nThis is the release of 2012-04-16 - 08:06:57 and may still 
            
100
contain errors and inconsistencies.\r\nThe developers would welcome 
            
101
any feedback and corrections.\r\n(Please include river reachcodes when 
            
102
reporting errors.)\r\nContact address: 
            
103
SilberbauerM@dwa.gov.za\r\n\r\n-----------------\r\nThe files 
            
104
are:\r\nWRI_500-GEO.HTM: metadata summary.\r\nWRI_500-GEO.JPG: 
            
105
subsidiary file required for correct display of metadata 
            
106
summary.\r\nSA.JPG: subsidiary file required for correct display of 
            
107
metadata summary.\r\nMETADATA.XML: metadata generated in ESRI xml 
            
108
format.\r\nQAT4QAT8.TXT: lookup table for conversion from South 
            
109
African to USGS-style quaternary codes.\r\n(mainly of interest to ESA 
            
110
BASINS users).\r\nWRIALL500.AVL: legend file for ArcView 3.x - line 
            
111
width proportional to Strahler 
            
112
order.\r\n-----------------\r\nWRIALL500.PRJ: ESRI projection 
            
113
definition file.\r\nWRIALL500.SHP.XML: ESRI metadata 
            
114
file.\r\nWRIALL500.SHP, WRIALL500.SHX, WRIALL500.DBF: ESRI shape file 
            
115
components.\r\nThe shape file contains the South African 1:500 000 
            
116
river coverage\r\nfor drainage region(s) ALL, in the Cape Datum, 
            
117
geographical coordinates.\r\n(All editing occurred in Albers Equal 
            
118
Area projection for exact tolerance setting.)\r\n(The data is being 
            
119
kept in its original datum until a standard datum-shift 
            
120
to\r\nHartebeesthoek94 or WGS84 is agreed upon, to avoid inadvertent 
            
121
data corruption.)\r\nThe fields may include:\r\n\r\n.  
            
122
---------------\r\n(1) INTERNAL FIELDS (ignore)\r\n.  
            
123
===============\r\nSHAPE, FNODE_,TNODE_, LPOLY_, RPOLY_, LENGTH, 
            
124
TMPRIV_, TMPRIV_ID.\r\n\r\n(2) ATTRIBUTES (sequence may differ)\r\n.   
            
125
==========\r\nNAME: generally, the name assigned to the reach on a 
            
126
topographical map\r\n- sometimes the correctness is uncertain.\r\n- 
            
127
ALIAS: alternate name or names for the reach, separated by \\.\r\n- 
            
128
RIVN_ROOT: For multilingual annotation purposes (prototype): the root 
            
129
of the river name.\r\n- RIVN_SUFX: The qualifier of the river name, 
            
130
e.g. river, spruit, loop.\r\nCLASS: unreliable indicator of 
            
131
seasonality of river flow. The classes and allocation require 
            
132
review:\r\n- Dry=dry river, Perennial=perennial river, 
            
133
Non=non-perennial river,\r\nUnknown=not present in original coverage 
            
134
or not transferred from source map.\r\nPRIMARY: primary drainage 
            
135
region where the reach occurs.\r\n- a lower-case letter indicates a 
            
136
pseudo drainage region outside South Africa.\r\nORDER: Strahler order, 
            
137
starting from source=1.\r\nEND: S=Source, N=iNtermediate, M=Mouth, 
            
138
E=Endorheic.\r\nREACHCODE: 10-character reach code made up as 
            
139
follows:\r\n- 1 to 4: quaternary drainage region in which MOST of the 
            
140
river falls.\r\n(Note that USA programs such as BASINS expect eight 
            
141
numerical digits.\r\nThe qat4qat8.txt lookup table contains the 
            
142
appropriate DWA to USA conversions.)\r\n- 5 to 6: arbitrary sequence 
            
143
number of the reaches within a quaternary drainage region.\r\n- 7 to 
            
144
10: four zeroes (0000) in the 1:500 000 coverage, intended for later 
            
145
use at more detailed scale.\r\nSORTER: internal sorting field - always 
            
146
increases downstream in river network\r\nLENGTH_KM:  length of reach 
            
147
in kilometres (not to be confused with the meaningless LENGTH 
            
148
field).\r\nRivEX fields:  (see http://www.rivex.co.uk/)\r\n- SEGMENT : 
            
149
Channel identifier.\r\n- STRAHLER:  Horton-Strahler order.\r\n- 
            
150
SHREVE:  Shreve order.\r\n- US_ACCUM: Accumulated upstream metres at 
            
151
the lower node of each arc.\r\n- LINK_TYPE : same idea as the \"END\" 
            
152
field, above. E=Exterior, I=Interior, O=Outlet.\r\n- CATCHID:  
            
153
Automatically generated ID for each end node (i.e. when END='E' or 
            
154
'M').\r\n- DIST2MTH : Distance to the mouth in metres from the upper 
            
155
node of each arc.\r\n- MAINCHAN : Main channel identifier.\r\n- 
            
156
CATCHID : drainage region identifier.\r\n",
            
157
      "description": null,
            
158
      "format": "zip",
            
159
      "hash": "",
            
160
      "id": "b7bb1ffe-3af8-4310-bd87-028f8894dc2d",
            
161
      "is_data_supplementary": "False",
            
162
      "last_modified": "2026-02-20T11:55:47.128314",
            
163
      "metadata_modified": "2026-02-20T11:55:47.169447",
            
164
      "mimetype": "application/zip",
            
165
      "mimetype_inner": null,
            
166
      "name": "SouthAfricanRivers_wriall500.zip",
            
167
      "package_id": "048ba698-6055-4bdd-9de4-ecb5f898c6fb",
            
168
      "position": 0,
            
169
      "resource_name": "South African rivers",
            
170
      "resource_type": null,
            
171
      "size": 6929508,
            
172
      "state": "active",
            
173
      "url": 
            
174
af8-4310-bd87-028f8894dc2d/download/southafricanrivers_wriall500.zip",
            
175
      "url_type": "upload",
            
176
      "zipped_file": "False"
            
177
    }
            
178
  ],
            
95
  "state": "draft",
179
  "state": "draft",
            
96
  "tags": [],
180
  "tags": [],
            
97
  "title": "South African rivers",
181
  "title": "South African rivers",
            
98
  "type": "dataset",
182
  "type": "dataset",
            
99
  "uploader_estimation_of_extent_of_processing": "access",
183
  "uploader_estimation_of_extent_of_processing": "access",
            
100
  "url": null,
184
  "url": null,
            
101
  "version": null,
185
  "version": null,
            
102
  "vertical_extent_datum": "masl",
186
  "vertical_extent_datum": "masl",
            
103
  "wrc_project_number": "",
187
  "wrc_project_number": "",
            
104
  "wro_theme": "streamflow"
188
  "wro_theme": "streamflow"
            
105
}
189
}