| № | Site [ view Crocodile (West) and Marico sites in Google Earth ]  | 
Plot all data | Date | MPN, or cfu / 100mL | 
Turb. NTU  | 
pH | Temp. oC  | 
Risk based on E. coli if recorded, otherwise on faecal coliforms | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| E. coli | faecal coliforms | drinking- no treatment  | 
drinking- limited treatment  | 
full or partial contact  | 
irrigation- crops eaten raw  | 
|||||||
| 1 | 88648 [2-month plot]
 Jukskei River U/S Confluence Modderfontein Marlboro  | 
 
 | 
2023-11-02 | 30000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | 
| 1 | 88648 | 2023-12-07 | 2400000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 90174 [2-month plot]
 Pienaars River at Baviaanspoort  | 
 
 | 
2023-11-06 | 28272 | - | - | 6.8 | - | HIGH | HIGH | HIGH | HIGH | 
| 2 | 90174 | 2023-11-20 | 48392 | - | - | 7.0 | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 90174 | 2023-12-04 | 31062 | - | - | 6.4 | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90175 [2-month plot]
 At Kameeldrift on Hartbeesspruit  | 
 
 | 
2023-11-06 | 12997 | - | - | 8.0 | - | HIGH | Med | HIGH | HIGH | 
| 3 | 90175 | 2023-11-20 | 6131 | - | - | 6.9 | - | HIGH | Med | HIGH | HIGH | |
| 3 | 90175 | 2023-12-04 | 12033 | - | - | - | - | HIGH | Med | HIGH | HIGH | |
| 4 | 90176 [2-month plot]
 At Leeuwfontein on Edendalspruit  | 
 
 | 
2023-11-06 | 3450 | - | - | 7.7 | - | HIGH | Med | HIGH | Med | 
| 4 | 90176 | 2023-11-20 | 9870 | - | - | 7.4 | - | HIGH | Med | HIGH | HIGH | |
| 4 | 90176 | 2023-12-04 | 1990 | - | - | - | - | HIGH | low | HIGH | Med | |
| 5 | 90234 [2-month plot]
 Roodeplaat Sewage: Settling Pond S Outflow  | 
 
 | 
2023-11-06 | 104620 | - | - | 7.9 | - | HIGH | HIGH | HIGH | HIGH | 
| 5 | 90234 | 2023-11-20 | 77010 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 90234 | 2023-12-04 | 2045 | - | - | 7.2 | - | HIGH | Med | HIGH | Med | |
| 6 | 90236 [2-month plot]
 Zeekoegat Sewage Effluent  | 
 
 | 
2023-11-06 | 16160 | - | - | 7.7 | - | HIGH | Med | HIGH | HIGH | 
| 6 | 90236 | 2023-11-20 | 13540 | - | - | - | - | HIGH | Med | HIGH | HIGH | |
| 6 | 90236 | 2023-12-04 | 17328 | - | - | 7.5 | - | HIGH | Med | HIGH | HIGH | |
| 7 | 90237 [2-month plot]
 Baviaanspoort Sewage Effluent  | 
 
 | 
2023-11-20 | 1643000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | 
| 7 | 90237 | 2023-12-04 | 3654000 | - | - | 7.5 | - | HIGH | HIGH | HIGH | HIGH | |
| 8 | 90238 [2-month plot]
 At Franspoort Road Bridge on Edendalspruit  | 
 
 | 
2023-11-06 | 5371000 | - | - | 7.4 | - | HIGH | HIGH | HIGH | HIGH | 
| 8 | 90238 | 2023-11-20 | 5475000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 8 | 90238 | 2023-12-04 | 6488000 | - | - | 7.7 | - | HIGH | HIGH | HIGH | HIGH | |
| 9 | 90275 [2-month plot]
 Roodeplaat Dam on Pienaars River: near Dam Wall  | 
 
 | 
2023-11-06 | 25 | - | - | 7.8 | - | HIGH | low | low | low | 
| 9 | 90275 | 2023-11-20 | 131 | - | - | 8.1 | - | HIGH | low | low | low | |
| 9 | 90275 | 2023-12-04 | 18 | - | - | - | - | HIGH | low | low | low | |
| 10 | 90276 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
2023-11-20 | 7 | - | - | - | - | Med | low | low | low | 
| 11 | 90281 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
2023-11-20 | 18 | - | - | - | - | HIGH | low | low | low | 
| 12 | 90283 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
2023-11-20 | 6 | - | - | - | - | Med | low | low | low | 
| 13 | 90284 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
2023-11-06 | 2755 | - | - | - | - | HIGH | Med | HIGH | Med | 
| 13 | 90284 | 2023-11-20 | 6131 | - | - | - | - | HIGH | Med | HIGH | HIGH | |
| 13 | 90284 | 2023-12-04 | 4106 | - | - | - | - | HIGH | Med | HIGH | HIGH | |
| 14 | 90322 [2-month plot]
 Zeerust Hazia 240 JP - at R27 Road Bridge on Kareespruit, D/S of Zeerust WWTW  | 
 
 | 
2023-11-06 | 1203300 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | 
| 14 | 90322 | 2023-11-20 | 1986300 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 14 | 90322 | 2023-12-04 | 4106000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 15 | 100895 [2-month plot]
 Kaalspruit 60M D/S of Olifantsfontein - Midrand Old Tar Road  | 
 
 | 
2023-11-27 | 2420 | 2420 | 67 | - | - | HIGH | Med | HIGH | Med | 
| 15 | 100895 | 2023-12-11 | 8664000 | 8664000 | 22 | - | - | HIGH | HIGH | HIGH | HIGH | |
| 15 | 100895 | 2023-12-20 | 200000 | 200000 | 10 | 7.7 | - | HIGH | HIGH | HIGH | HIGH | |
| 16 | 179682 [2-month plot]
 Moretele River at Sutelong/Rt Tarrbridge  | 
 
 | 
2023-11-07 | 828 | - | 74 | 7.4 | 22.1 | HIGH | low | HIGH | low | 
| 16 | 179682 | 2023-11-21 | 476 | - | 94 | 7.4 | 26.1 | HIGH | low | HIGH | low | |
| 16 | 179682 | 2023-12-05 | 731 | - | 58 | 8.3 | 26.8 | HIGH | low | HIGH | low | |
| 17 | 179683 [2-month plot]
 Tolwane River at Legonyane 5M U/S Bridge  | 
 
 | 
2023-11-21 | 2909 | - | 51 | 7.9 | 25.1 | HIGH | Med | HIGH | Med | 
| 17 | 179683 | 2023-12-05 | 4884 | - | 64 | 8.7 | 25.0 | HIGH | Med | HIGH | HIGH | |
| 18 | 179684 [2-month plot]
 Sand River at Madidi/50M D/S Left of River  | 
 
 | 
2023-11-21 | 173290 | - | 2 | 7.8 | 25.3 | HIGH | HIGH | HIGH | HIGH | 
| 18 | 179684 | 2023-12-05 | 218700 | - | 0 | 8.5 | 26.3 | HIGH | HIGH | HIGH | HIGH | |
| 19 | 180555 [2-month plot]
 Apies at Makapanstad -Swartdamstad/Hammanskraal Rd  | 
 
 | 
2023-11-07 | 2842 | - | 37 | 7.6 | 22.2 | HIGH | Med | HIGH | Med | 
| 19 | 180555 | 2023-11-21 | 2595 | - | 3 | 7.4 | 25.4 | HIGH | Med | HIGH | Med | |
| 19 | 180555 | 2023-12-05 | 3448 | - | 2 | 8.3 | 25.0 | HIGH | Med | HIGH | Med | |
| 20 | 185688 [2-month plot]
 Jukskei River U/S of Confluence with Klein Jukskei Braamfontein Spruit  | 
 
 | 
2023-11-02 | 3300 | - | - | - | - | HIGH | Med | HIGH | Med | 
| 20 | 185688 | 2023-12-07 | 12000 | - | - | - | - | HIGH | Med | HIGH | HIGH | |
| 21 | 186797 [2-month plot]
 Brits-upstream of R511 Road Bridge-Right Bank  | 
 
 | 
2023-11-07 | 2420 | 2420 | 28 | - | - | HIGH | Med | HIGH | Med | 
| 21 | 186797 | 2023-11-21 | 2420 | 2420 | 5 | - | - | HIGH | Med | HIGH | Med | |
| 21 | 186797 | 2023-12-05 | 960 | 1600 | 9 | - | - | HIGH | low | HIGH | low | |
| 22 | 186798 [2-month plot]
 Hex River at First Bridge D/S of Bospoort Dam-Right Bank  | 
 
 | 
2023-11-07 | 1203 | 1553 | 28 | - | - | HIGH | low | HIGH | Med | 
| 22 | 186798 | 2023-11-21 | 130 | 225 | 3 | - | - | HIGH | low | low | low | |
| 22 | 186798 | 2023-12-05 | 72 | 361 | 2 | - | - | HIGH | low | low | low | |
| 23 | 187088 [2-month plot]
 At Spuitfontein Road Bridge on Sterkstroom  | 
 
 | 
2023-11-07 | 548 | 1300 | 9 | - | - | HIGH | low | HIGH | low | 
| 23 | 187088 | 2023-12-05 | 1553 | 1553 | 1 | - | - | HIGH | low | HIGH | Med | |
| 24 | 187089 [2-month plot]
 At Maboloka downstream of Sewage Works on Phuleng River  | 
 
 | 
2023-11-14 | 2420 | 2420 | 7 | - | - | HIGH | Med | HIGH | Med | 
| 24 | 187089 | 2023-11-28 | 1203300 | 2110000 | 15 | - | - | HIGH | HIGH | HIGH | HIGH | |
| 24 | 187089 | 2023-12-12 | 816400 | 1203300 | 16 | - | - | HIGH | HIGH | HIGH | HIGH | |
| 25 | 187095 [2-month plot]
 Near the Bridge at Ga Rasai on Moretele  | 
 
 | 
2023-11-14 | 140 | 276 | 16 | - | - | HIGH | low | low | low | 
| 25 | 187095 | 2023-11-28 | 100 | 18720 | 11 | - | - | HIGH | low | low | low | |
| 25 | 187095 | 2023-12-12 | 52 | 233 | 12 | - | - | HIGH | low | low | low | |
| 26 | 188261 [2-month plot]
 A3GMAR Groot- Marico Wonderfontein 258 JP - at N4 Road Bridge on Groot Marico Rivier  | 
 
 | 
2023-11-06 | 326 | - | - | - | - | HIGH | low | Med | low | 
| 26 | 188261 | 2023-11-20 | 201 | - | - | - | - | HIGH | low | Med | low | |
| 26 | 188261 | 2023-12-04 | 148 | - | - | - | - | HIGH | low | low | low | |
| 27 | 188262 [2-month plot]
 Mmabatho - at Road Bridge on Molopo River, D/S of Mafikeng  | 
 
 | 
2023-11-06 | 293400 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | 
| 27 | 188262 | 2023-11-20 | 286650 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 27 | 188262 | 2023-12-04 | 86640 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 28 | 190401 [2-month plot]
 Waterval Suburb of Phuketbrug on Hexrivier Tributary  | 
 
 | 
2023-11-07 | 2420 | 2420 | 11 | - | - | HIGH | Med | HIGH | Med | 
| 28 | 190401 | 2023-11-21 | 2420 | 2420 | 5 | - | - | HIGH | Med | HIGH | Med | |
| 28 | 190401 | 2023-12-05 | 1860000 | 1860000 | 5 | - | - | HIGH | HIGH | HIGH | HIGH | |
| 29 | 191688 [2-month plot]
 Mmabatho - D/S of Mmabatho WWTW, on Molopo Tributary.  | 
 
 | 
2023-11-06 | 1986300 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | 
| 29 | 191688 | 2023-11-20 | 1986300 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 29 | 191688 | 2023-12-04 | 1413600 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 30 | 191695 [2-month plot]
 - Bloubosrand Bothasfontein 408 JR - at Road Bridge on Klein Jukskeirivier Tributary  | 
 
 | 
2023-11-02 | 320000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | 
| 30 | 191695 | 2023-12-07 | 1500000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 31 | 100000771 [2-month plot]
 Rietspruit 01 at Old Bridge Behind Sutherland Ridge  | 
 
 | 
2023-11-13 | 2420 | 2420 | 30 | - | - | HIGH | Med | HIGH | Med | 
| 31 | 100000771 | 2023-11-27 | 2420 | 2420 | 57 | - | - | HIGH | Med | HIGH | Med | |
| 31 | 100000771 | 2023-12-11 | 2909000 | 2909000 | 15 | - | - | HIGH | HIGH | HIGH | HIGH | |
| 31 | 100000771 | 2023-12-20 | 4000 | 4000 | 3 | 7.1 | - | HIGH | Med | HIGH | HIGH | |
| 32 | 100000815 [2-month plot]
 Isg 3 Itsoseng Tributary Confluence  | 
 
 | 
2023-11-21 | 15402 | - | 0 | 8.0 | 26.8 | HIGH | Med | HIGH | HIGH | 
| 32 | 100000815 | 2023-12-05 | 241960 | - | 0 | 8.8 | 27.4 | HIGH | HIGH | HIGH | HIGH | |
![]()  | 
![]()  |