Changes
On November 5, 2026 at 6:03:53 AM UTC,
-
Changed value of field
wrc_project_number
ton/a
in South African Water Quality Guidelines, Volume 1: Domestic Water Use (1996) – criteria tables -
Changed value of field
contact_person
to[{'contact_department': 'Institute for Water Quality Studies', 'contact_email': 'customercare@dws.gov.za', 'contact_name': 'Department of Water Affairs and Forestry', 'contact_orgnization': 'Department of Water Affairs and Forestry (now Department of Water and Sanitation)'}]
in South African Water Quality Guidelines, Volume 1: Domestic Water Use (1996) – criteria tables -
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vertical_extent_datum
tomasl
in South African Water Quality Guidelines, Volume 1: Domestic Water Use (1996) – criteria tables -
Changed value of field
spatial
to{"type": "Polygon", "coordinates": [[[16.4699, -22.1265], [32.8931, -22.1265], [32.8931, -34.8212], [16.4699, -34.8212], [16.4699, -22.1265]]]}
in South African Water Quality Guidelines, Volume 1: Domestic Water Use (1996) – criteria tables -
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minimum_maximum_extent
to[{'maximum_vertical_extent': '3451', 'minimum_vertical_extent': '0'}]
in South African Water Quality Guidelines, Volume 1: Domestic Water Use (1996) – criteria tables -
Changed value of field
authors
to[{'author_department': 'Institute for Water Quality Studies', 'author_email': 'customercare@dws.gov.za', 'author_name': 'Department of Water Affairs and Forestry', 'author_organization': 'Department of Water Affairs and Forestry (now Department of Water and Sanitation)', 'author_surname': 'DWAF', 'contact_same_as_author': 'false'}, {'author_department': 'Division of Water Technology', 'author_email': '', 'author_name': 'F', 'author_organization': 'CSIR', 'author_surname': 'Carlsson', 'contact_same_as_author': 'false'}, {'author_department': 'Institute for Water Quality Studies', 'author_email': '', 'author_name': 'P L', 'author_organization': 'Department of Water Affairs and Forestry', 'author_surname': 'Kempster', 'contact_same_as_author': 'false'}, {'author_department': 'Division of Water Technology', 'author_email': '', 'author_name': 'R', 'author_organization': 'CSIR', 'author_surname': 'Kfir', 'contact_same_as_author': 'false'}]
in South African Water Quality Guidelines, Volume 1: Domestic Water Use (1996) – criteria tables
| f | 1 | { | f | 1 | { |
| 2 | "agreement": "true", | 2 | "agreement": "true", | ||
| 3 | "alternative_identifier": "SAWQG Volume 1, 2nd Edition 1996 (1st | 3 | "alternative_identifier": "SAWQG Volume 1, 2nd Edition 1996 (1st | ||
| 4 | Issue)", | 4 | Issue)", | ||
| 5 | "author": null, | 5 | "author": null, | ||
| 6 | "author_email": null, | 6 | "author_email": null, | ||
| 7 | "authors": [ | 7 | "authors": [ | ||
| 8 | { | 8 | { | ||
| 9 | "author_department": "Institute for Water Quality Studies", | 9 | "author_department": "Institute for Water Quality Studies", | ||
| n | 10 | "author_email": "", | n | 10 | "author_email": "customercare@dws.gov.za", |
| 11 | "author_name": "Department of Water Affairs and Forestry", | 11 | "author_name": "Department of Water Affairs and Forestry", | ||
| 12 | "author_organization": "Department of Water Affairs and Forestry | 12 | "author_organization": "Department of Water Affairs and Forestry | ||
| 13 | (now Department of Water and Sanitation)", | 13 | (now Department of Water and Sanitation)", | ||
| 14 | "author_surname": "DWAF", | 14 | "author_surname": "DWAF", | ||
| 15 | "contact_same_as_author": "false" | 15 | "contact_same_as_author": "false" | ||
| 16 | }, | 16 | }, | ||
| 17 | { | 17 | { | ||
| 18 | "author_department": "Division of Water Technology", | 18 | "author_department": "Division of Water Technology", | ||
| 19 | "author_email": "", | 19 | "author_email": "", | ||
| 20 | "author_name": "F", | 20 | "author_name": "F", | ||
| 21 | "author_organization": "CSIR", | 21 | "author_organization": "CSIR", | ||
| 22 | "author_surname": "Carlsson", | 22 | "author_surname": "Carlsson", | ||
| 23 | "contact_same_as_author": "false" | 23 | "contact_same_as_author": "false" | ||
| 24 | }, | 24 | }, | ||
| 25 | { | 25 | { | ||
| 26 | "author_department": "Institute for Water Quality Studies", | 26 | "author_department": "Institute for Water Quality Studies", | ||
| 27 | "author_email": "", | 27 | "author_email": "", | ||
| 28 | "author_name": "P L", | 28 | "author_name": "P L", | ||
| 29 | "author_organization": "Department of Water Affairs and | 29 | "author_organization": "Department of Water Affairs and | ||
| 30 | Forestry", | 30 | Forestry", | ||
| 31 | "author_surname": "Kempster", | 31 | "author_surname": "Kempster", | ||
| 32 | "contact_same_as_author": "false" | 32 | "contact_same_as_author": "false" | ||
| 33 | }, | 33 | }, | ||
| 34 | { | 34 | { | ||
| 35 | "author_department": "Division of Water Technology", | 35 | "author_department": "Division of Water Technology", | ||
| 36 | "author_email": "", | 36 | "author_email": "", | ||
| 37 | "author_name": "R", | 37 | "author_name": "R", | ||
| 38 | "author_organization": "CSIR", | 38 | "author_organization": "CSIR", | ||
| 39 | "author_surname": "Kfir", | 39 | "author_surname": "Kfir", | ||
| 40 | "contact_same_as_author": "false" | 40 | "contact_same_as_author": "false" | ||
| 41 | } | 41 | } | ||
| 42 | ], | 42 | ], | ||
| 43 | "citation_title": "DEPARTMENT OF WATER AFFAIRS AND FORESTRY (1996) | 43 | "citation_title": "DEPARTMENT OF WATER AFFAIRS AND FORESTRY (1996) | ||
| 44 | South African Water Quality Guidelines (second edition). Volume 1: | 44 | South African Water Quality Guidelines (second edition). Volume 1: | ||
| 45 | Domestic Water Use. Department of Water Affairs and Forestry, | 45 | Domestic Water Use. Department of Water Affairs and Forestry, | ||
| 46 | Pretoria.", | 46 | Pretoria.", | ||
| 47 | "contact_person": [ | 47 | "contact_person": [ | ||
| 48 | { | 48 | { | ||
| n | 49 | "contact_department": "Water Research Observatory", | n | 49 | "contact_department": "Institute for Water Quality Studies", |
| 50 | "contact_email": "vanderlaanm@arc.agric.za", | 50 | "contact_email": "customercare@dws.gov.za", | ||
| 51 | "contact_name": "Department of Water Affairs and Forestry", | 51 | "contact_name": "Department of Water Affairs and Forestry", | ||
| 52 | "contact_orgnization": "Department of Water Affairs and Forestry | 52 | "contact_orgnization": "Department of Water Affairs and Forestry | ||
| 53 | (now Department of Water and Sanitation)" | 53 | (now Department of Water and Sanitation)" | ||
| 54 | } | 54 | } | ||
| 55 | ], | 55 | ], | ||
| 56 | "creator_user_id": "bc28a33f-dc21-4795-a57f-da7cd1aa23ea", | 56 | "creator_user_id": "bc28a33f-dc21-4795-a57f-da7cd1aa23ea", | ||
| 57 | "data_classification": "static", | 57 | "data_classification": "static", | ||
| 58 | "data_collection_organization": "Department of Water Affairs and | 58 | "data_collection_organization": "Department of Water Affairs and | ||
| 59 | Forestry and CSIR Division of Water Technology", | 59 | Forestry and CSIR Division of Water Technology", | ||
| 60 | "data_reference_date": [ | 60 | "data_reference_date": [ | ||
| 61 | { | 61 | { | ||
| 62 | "data_reference_date_from": "", | 62 | "data_reference_date_from": "", | ||
| 63 | "data_reference_date_to": "" | 63 | "data_reference_date_to": "" | ||
| 64 | } | 64 | } | ||
| 65 | ], | 65 | ], | ||
| 66 | "data_structure_category": "structured", | 66 | "data_structure_category": "structured", | ||
| 67 | "dataset_language": "English", | 67 | "dataset_language": "English", | ||
| 68 | "dataset_license_url": | 68 | "dataset_license_url": | ||
| 69 | "https://www.dws.gov.za/iwqs/wq_guide/index.asp", | 69 | "https://www.dws.gov.za/iwqs/wq_guide/index.asp", | ||
| 70 | "did_author_or_contact_organization_collect_the_data": "false", | 70 | "did_author_or_contact_organization_collect_the_data": "false", | ||
| 71 | "email": "vanderlaanm@arc.agric.za", | 71 | "email": "vanderlaanm@arc.agric.za", | ||
| 72 | "groups": [], | 72 | "groups": [], | ||
| 73 | "id": "fa57d45b-05b7-4ec7-8014-b217826fd5bf", | 73 | "id": "fa57d45b-05b7-4ec7-8014-b217826fd5bf", | ||
| 74 | "isopen": false, | 74 | "isopen": false, | ||
| 75 | "keywords": "water quality guidelines, domestic water use, drinking | 75 | "keywords": "water quality guidelines, domestic water use, drinking | ||
| 76 | water, Target Water Quality Range, TWQR, human health, aesthetics, | 76 | water, Target Water Quality Range, TWQR, human health, aesthetics, | ||
| 77 | inorganic constituents, microbiological indicators, coliforms, | 77 | inorganic constituents, microbiological indicators, coliforms, | ||
| 78 | radioactivity, algae, microcystins, total dissolved solids, fluoride, | 78 | radioactivity, algae, microcystins, total dissolved solids, fluoride, | ||
| 79 | nitrate, heavy metals, South Africa", | 79 | nitrate, heavy metals, South Africa", | ||
| 80 | "license": "Ohter", | 80 | "license": "Ohter", | ||
| 81 | "license_id": null, | 81 | "license_id": null, | ||
| 82 | "license_title": null, | 82 | "license_title": null, | ||
| 83 | "maintainer": null, | 83 | "maintainer": null, | ||
| 84 | "maintainer_email": null, | 84 | "maintainer_email": null, | ||
| 85 | "metadata_created": "2026-11-05T06:00:56.730486", | 85 | "metadata_created": "2026-11-05T06:00:56.730486", | ||
| n | 86 | "metadata_modified": "2026-11-05T06:00:56.730494", | n | 86 | "metadata_modified": "2026-11-05T06:03:53.077454", |
| 87 | "minimum_maximum_extent": [ | 87 | "minimum_maximum_extent": [ | ||
| 88 | { | 88 | { | ||
| n | 89 | "maximum_vertical_extent": "", | n | 89 | "maximum_vertical_extent": "3451", |
| 90 | "minimum_vertical_extent": "" | 90 | "minimum_vertical_extent": "0" | ||
| 91 | } | 91 | } | ||
| 92 | ], | 92 | ], | ||
| 93 | "name": | 93 | "name": | ||
| 94 | -quality-guidelines-volume-1-domestic-water-use-1996-criteria-tables", | 94 | -quality-guidelines-volume-1-domestic-water-use-1996-criteria-tables", | ||
| 95 | "notes": "This dataset was harvested from Volume 1 (Domestic Water | 95 | "notes": "This dataset was harvested from Volume 1 (Domestic Water | ||
| 96 | Use) of the South African Water Quality Guidelines, second edition, | 96 | Use) of the South African Water Quality Guidelines, second edition, | ||
| 97 | published by the Department of Water Affairs and Forestry in 1996, | 97 | published by the Department of Water Affairs and Forestry in 1996, | ||
| 98 | using the corrected-symbols edition released by the Department of | 98 | using the corrected-symbols edition released by the Department of | ||
| 99 | Water and Sanitation in 2017. The guidelines set out, for each water | 99 | Water and Sanitation in 2017. The guidelines set out, for each water | ||
| 100 | quality constituent, a Target Water Quality Range (TWQR) within which | 100 | quality constituent, a Target Water Quality Range (TWQR) within which | ||
| 101 | no adverse effects on human health or aesthetics were expected for | 101 | no adverse effects on human health or aesthetics were expected for | ||
| 102 | domestic water use, together with the effects expected at increasing | 102 | domestic water use, together with the effects expected at increasing | ||
| 103 | concentrations. The dataset contained 50 target ranges for 49 | 103 | concentrations. The dataset contained 50 target ranges for 49 | ||
| 104 | determinands, covering inorganic constituents (for example arsenic, | 104 | determinands, covering inorganic constituents (for example arsenic, | ||
| 105 | cadmium, chloride, fluoride, iron, lead, manganese, mercury, nitrate, | 105 | cadmium, chloride, fluoride, iron, lead, manganese, mercury, nitrate, | ||
| 106 | sodium and sulphate), physical properties (pH, turbidity, total | 106 | sodium and sulphate), physical properties (pH, turbidity, total | ||
| 107 | dissolved solids, electrical conductivity, odour and colour), organic | 107 | dissolved solids, electrical conductivity, odour and colour), organic | ||
| 108 | constituents (dissolved organic carbon, atrazine, phenols and | 108 | constituents (dissolved organic carbon, atrazine, phenols and | ||
| 109 | trihalomethanes), algae (chlorophyll a, blue-green algal cells and | 109 | trihalomethanes), algae (chlorophyll a, blue-green algal cells and | ||
| 110 | microcystins), microbiological indicators (heterotrophic plate count, | 110 | microcystins), microbiological indicators (heterotrophic plate count, | ||
| 111 | total and faecal coliforms, coliphages, enteric viruses and protozoan | 111 | total and faecal coliforms, coliphages, enteric viruses and protozoan | ||
| 112 | parasites) and radioactivity (gross alpha and beta activity, | 112 | parasites) and radioactivity (gross alpha and beta activity, | ||
| 113 | uranium-238, thorium-232, radium-226, radium-228 and radon-222). All | 113 | uranium-238, thorium-232, radium-226, radium-228 and radon-222). All | ||
| 114 | 212 concentration ranges from the 46 effects tables were captured with | 114 | 212 concentration ranges from the 46 effects tables were captured with | ||
| 115 | their units, numeric bounds and effect descriptions, along with each | 115 | their units, numeric bounds and effect descriptions, along with each | ||
| 116 | constituent's guideline status (full or tentative), precautionary | 116 | constituent's guideline status (full or tentative), precautionary | ||
| 117 | notes and site-specific modifications. Narrative criteria for colour, | 117 | notes and site-specific modifications. Narrative criteria for colour, | ||
| 118 | corrosion, settleable matter and total hardness, and supporting tables | 118 | corrosion, settleable matter and total hardness, and supporting tables | ||
| 119 | (optimum fluoride by air temperature, phenol taste and odour | 119 | (optimum fluoride by air temperature, phenol taste and odour | ||
| 120 | thresholds, hardness classes, corrosion indices, radionuclide dose | 120 | thresholds, hardness classes, corrosion indices, radionuclide dose | ||
| 121 | conversion factors and indicator organisms) were also included. Every | 121 | conversion factors and indicator organisms) were also included. Every | ||
| 122 | table was checked visually against the page images, and symbols lost | 122 | table was checked visually against the page images, and symbols lost | ||
| 123 | in the text layer (the litre symbol, inequality signs and powers of | 123 | in the text layer (the litre symbol, inequality signs and powers of | ||
| 124 | ten) were restored. Source inconsistencies, such as overlapping | 124 | ten) were restored. Source inconsistencies, such as overlapping | ||
| 125 | chlorophyll a ranges and a gap in the mercury ranges, were kept as | 125 | chlorophyll a ranges and a gap in the mercury ranges, were kept as | ||
| 126 | printed and listed in a Cells_to_verify sheet.", | 126 | printed and listed in a Cells_to_verify sheet.", | ||
| 127 | "num_resources": 0, | 127 | "num_resources": 0, | ||
| 128 | "num_tags": 0, | 128 | "num_tags": 0, | ||
| 129 | "organization": { | 129 | "organization": { | ||
| 130 | "approval_status": "approved", | 130 | "approval_status": "approved", | ||
| 131 | "created": "2025-12-03T12:47:25.898887", | 131 | "created": "2025-12-03T12:47:25.898887", | ||
| 132 | "description": "The Department of Water and Sanitation is the | 132 | "description": "The Department of Water and Sanitation is the | ||
| 133 | custodian of South Africa's water resources. It is primarily | 133 | custodian of South Africa's water resources. It is primarily | ||
| 134 | responsible for the formulation and implementation of policy governing | 134 | responsible for the formulation and implementation of policy governing | ||
| 135 | this sector.\r\n\r\nWhile striving to ensure that all South Africans | 135 | this sector.\r\n\r\nWhile striving to ensure that all South Africans | ||
| 136 | gain access to clean water and dignified sanitation, the department | 136 | gain access to clean water and dignified sanitation, the department | ||
| 137 | also promotes effective and efficient water resources management to | 137 | also promotes effective and efficient water resources management to | ||
| 138 | ensure sustainable economic and social development.", | 138 | ensure sustainable economic and social development.", | ||
| 139 | "id": "d21c1349-e459-4393-b893-95e35700c6bf", | 139 | "id": "d21c1349-e459-4393-b893-95e35700c6bf", | ||
| 140 | "image_url": "2025-12-03-124725.882101DWS-logo.jpg", | 140 | "image_url": "2025-12-03-124725.882101DWS-logo.jpg", | ||
| 141 | "is_organization": true, | 141 | "is_organization": true, | ||
| 142 | "name": "department-of-water-and-sanitation", | 142 | "name": "department-of-water-and-sanitation", | ||
| 143 | "state": "active", | 143 | "state": "active", | ||
| 144 | "title": "Department of Water and Sanitation", | 144 | "title": "Department of Water and Sanitation", | ||
| 145 | "type": "organization" | 145 | "type": "organization" | ||
| 146 | }, | 146 | }, | ||
| 147 | "owner_org": "d21c1349-e459-4393-b893-95e35700c6bf", | 147 | "owner_org": "d21c1349-e459-4393-b893-95e35700c6bf", | ||
| 148 | "private": false, | 148 | "private": false, | ||
| 149 | "publication_date": "1996-01-01", | 149 | "publication_date": "1996-01-01", | ||
| 150 | "publisher": "Department of Water Affairs and Forestry", | 150 | "publisher": "Department of Water Affairs and Forestry", | ||
| 151 | "relationships_as_object": [], | 151 | "relationships_as_object": [], | ||
| 152 | "relationships_as_subject": [], | 152 | "relationships_as_subject": [], | ||
| 153 | "resources": [], | 153 | "resources": [], | ||
| 154 | "spatial": "{\"type\": \"Polygon\", \"coordinates\": [[[16.4699, | 154 | "spatial": "{\"type\": \"Polygon\", \"coordinates\": [[[16.4699, | ||
| n | 155 | -34.8212], [32.8931, -34.8212], [32.8931, -22.1265], [16.4699, | n | 155 | -22.1265], [32.8931, -22.1265], [32.8931, -34.8212], [16.4699, |
| 156 | -22.1265], [16.4699, -34.8212]]]}", | 156 | -34.8212], [16.4699, -22.1265]]]}", | ||
| 157 | "state": "active", | 157 | "state": "active", | ||
| 158 | "tags": [], | 158 | "tags": [], | ||
| 159 | "title": "South African Water Quality Guidelines, Volume 1: Domestic | 159 | "title": "South African Water Quality Guidelines, Volume 1: Domestic | ||
| 160 | Water Use (1996) \u2013 criteria tables", | 160 | Water Use (1996) \u2013 criteria tables", | ||
| 161 | "type": "dataset", | 161 | "type": "dataset", | ||
| 162 | "uploader_estimation_of_extent_of_processing": "refined", | 162 | "uploader_estimation_of_extent_of_processing": "refined", | ||
| 163 | "url": null, | 163 | "url": null, | ||
| 164 | "version": null, | 164 | "version": null, | ||
| t | 165 | "vertical_extent_datum": "", | t | 165 | "vertical_extent_datum": "masl", |
| 166 | "wrc_project_number": "", | 166 | "wrc_project_number": "n/a", | ||
| 167 | "wro_theme": "water_quality" | 167 | "wro_theme": "water_quality" | ||
| 168 | } | 168 | } |
