| № | Site [ view Limpopo 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 | 90234 [2-month plot]
 Roodeplaat Sewage: Settling Pond S Outflow  | 
 
 | 
1999-03-01 | 3330 | 3700 | - | 8.5 | - | HIGH | Med | HIGH | Med | 
| 1 | 90234 | 1999-03-08 | 6080 | 7600 | - | - | - | HIGH | Med | HIGH | HIGH | |
| 1 | 90234 | 1999-03-15 | 31000 | 31000 | - | 7.4 | - | HIGH | HIGH | HIGH | HIGH | |
| 1 | 90234 | 1999-03-24 | 27000 | 27000 | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 1 | 90234 | 1999-03-29 | 7200 | 7200 | - | 7.2 | - | HIGH | Med | HIGH | HIGH | |
| 1 | 90234 | 1999-04-06 | 7200 | 7200 | - | - | - | HIGH | Med | HIGH | HIGH | |
| 1 | 90234 | 1999-04-12 | 9900 | 11000 | - | - | - | HIGH | Med | HIGH | HIGH | |
| 1 | 90234 | 1999-04-20 | 8000 | 8000 | - | - | - | HIGH | Med | HIGH | HIGH | |
| 1 | 90234 | 1999-04-28 | 20000 | 20000 | - | 7.2 | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 90236 [2-month plot]
 Zeekoegat Sewage Effluent  | 
 
 | 
1999-03-01 | 342 | 380 | - | - | - | HIGH | low | Med | low | 
| 2 | 90236 | 1999-03-08 | 630 | 630 | - | - | - | HIGH | low | HIGH | low | |
| 2 | 90236 | 1999-03-15 | 66 | 66 | - | 6.9 | - | HIGH | low | low | low | |
| 2 | 90236 | 1999-03-24 | 6030 | 6700 | - | - | - | HIGH | Med | HIGH | HIGH | |
| 2 | 90236 | 1999-03-29 | 1656 | 1840 | - | 7.7 | - | HIGH | low | HIGH | Med | |
| 2 | 90236 | 1999-04-06 | 2160 | 2400 | - | - | - | HIGH | Med | HIGH | Med | |
| 2 | 90236 | 1999-04-12 | 240 | 240 | - | 8.3 | - | HIGH | low | Med | low | |
| 2 | 90236 | 1999-04-20 | 280000 | 280000 | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 90236 | 1999-04-28 | 2100 | 2100 | - | 7.5 | - | HIGH | Med | HIGH | Med | |
| 3 | 90237 [2-month plot]
 Baviaanspoort Sewage Effluent  | 
 
 | 
1999-03-01 | 68 | 68 | - | 8.0 | - | HIGH | low | low | low | 
| 3 | 90237 | 1999-03-08 | 1 | 4 | - | - | - | Med | low | low | low | |
| 3 | 90237 | 1999-03-15 | 1 | 1 | - | 8.3 | - | Med | low | low | low | |
| 3 | 90237 | 1999-03-24 | 12600 | 18000 | - | - | - | HIGH | Med | HIGH | HIGH | |
| 3 | 90237 | 1999-03-29 | 212 | 212 | - | 7.7 | - | HIGH | low | Med | low | |
| 3 | 90237 | 1999-04-06 | 2 | 2 | - | - | - | Med | low | low | low | |
| 3 | 90237 | 1999-04-12 | 334000 | 350000 | - | 8.1 | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90237 | 1999-04-20 | 240000 | 240000 | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90237 | 1999-04-28 | 2 | 2 | - | 7.8 | - | Med | low | low | low | |
| 4 | 90238 [2-month plot]
 At Franspoort Road Bridge on Edendalspruit  | 
 
 | 
1999-03-01 | 144 | 180 | - | 8.5 | - | HIGH | low | low | low | 
| 4 | 90238 | 1999-03-08 | 279 | 310 | - | - | - | HIGH | low | Med | low | |
| 4 | 90238 | 1999-03-15 | 3150 | 3500 | - | - | - | HIGH | Med | HIGH | Med | |
| 4 | 90238 | 1999-03-24 | 666 | 740 | - | - | - | HIGH | low | HIGH | low | |
| 4 | 90238 | 1999-03-29 | 310 | 310 | - | 8.4 | - | HIGH | low | Med | low | |
| 4 | 90238 | 1999-04-06 | 279 | 310 | - | - | - | HIGH | low | Med | low | |
| 4 | 90238 | 1999-04-12 | 513000 | 570000 | - | 8.3 | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 90238 | 1999-04-20 | 34250 | 36000 | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 90238 | 1999-04-28 | 92000 | 92000 | - | 8.6 | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 90239 [2-month plot]
 Pienaars River at Baviaanspoort (Magaliesberg)  | 
 
 | 
1999-03-01 | 960 | 1700 | - | 8.3 | - | HIGH | low | HIGH | low | 
| 5 | 90239 | 1999-03-08 | 460 | 460 | - | - | - | HIGH | low | HIGH | low | |
| 5 | 90239 | 1999-03-15 | 5400 | 6000 | - | 8.2 | - | HIGH | Med | HIGH | HIGH | |
| 5 | 90239 | 1999-03-24 | 500 | 500 | - | - | - | HIGH | low | HIGH | low | |
| 5 | 90239 | 1999-03-29 | 810 | 900 | - | 8.4 | - | HIGH | low | HIGH | low | |
| 5 | 90239 | 1999-04-06 | 990 | 1100 | - | - | - | HIGH | low | HIGH | low | |
| 5 | 90239 | 1999-04-12 | 190000 | 190000 | - | 8.1 | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 90239 | 1999-04-20 | 1080 | 1200 | - | - | - | HIGH | low | HIGH | Med | |
| 5 | 90239 | 1999-04-28 | 11000 | 17500 | - | 8.4 | - | HIGH | Med | HIGH | HIGH | |
| 6 | 90275 [2-month plot]
 Roodeplaat Dam on Pienaars River: near Dam Wall  | 
 
 | 
1999-03-01 | 0 | 0 | - | 9.5 | - | low | low | low | low | 
| 6 | 90275 | 1999-03-08 | 0 | 0 | - | - | - | low | low | low | low | |
| 6 | 90275 | 1999-03-15 | 8 | 8 | - | 9.5 | - | Med | low | low | low | |
| 6 | 90275 | 1999-03-24 | 0 | 0 | - | - | - | low | low | low | low | |
| 6 | 90275 | 1999-03-29 | 0 | 0 | - | 7.5 | - | low | low | low | low | |
| 6 | 90275 | 1999-04-06 | 2 | 2 | - | - | - | Med | low | low | low | |
| 6 | 90275 | 1999-04-12 | 0 | 0 | - | 8.5 | - | low | low | low | low | |
| 6 | 90275 | 1999-04-20 | 0 | 0 | - | - | - | low | low | low | low | |
| 7 | 90276 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1999-03-01 | 0 | 0 | - | 9.9 | - | low | low | low | low | 
| 7 | 90276 | 1999-03-08 | 0 | 1 | - | - | - | low | low | low | low | |
| 7 | 90276 | 1999-03-15 | 0 | 0 | - | 9.5 | - | low | low | low | low | |
| 7 | 90276 | 1999-03-24 | 2 | 3 | - | - | - | Med | low | low | low | |
| 7 | 90276 | 1999-03-29 | 2 | 4 | - | 9.4 | - | Med | low | low | low | |
| 7 | 90276 | 1999-04-06 | 0 | 0 | - | - | - | low | low | low | low | |
| 7 | 90276 | 1999-04-12 | 0 | 0 | - | 8.5 | - | low | low | low | low | |
| 7 | 90276 | 1999-04-20 | 0 | 0 | - | - | - | low | low | low | low | |
| 7 | 90276 | 1999-04-28 | 0 | 2 | - | 9.2 | - | low | low | low | low | |
| 8 | 90281 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1999-03-01 | 0 | 0 | - | 9.7 | - | low | low | low | low | 
| 8 | 90281 | 1999-03-08 | 0 | 0 | - | - | - | low | low | low | low | |
| 8 | 90281 | 1999-03-15 | 0 | 0 | - | 9.6 | - | low | low | low | low | |
| 8 | 90281 | 1999-03-24 | 14 | 15 | - | - | - | HIGH | low | low | low | |
| 8 | 90281 | 1999-03-29 | 10 | 10 | - | 9.6 | - | HIGH | low | low | low | |
| 8 | 90281 | 1999-04-06 | 0 | 0 | - | - | - | low | low | low | low | |
| 8 | 90281 | 1999-04-12 | 0 | 0 | - | 8.9 | - | low | low | low | low | |
| 8 | 90281 | 1999-04-20 | 12 | 20 | - | - | - | HIGH | low | low | low | |
| 8 | 90281 | 1999-04-28 | 32 | 36 | - | 9.4 | - | HIGH | low | low | low | |
| 9 | 90282 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1999-03-01 | 0 | 0 | - | 9.5 | - | low | low | low | low | 
| 9 | 90282 | 1999-03-08 | 2 | 2 | - | - | - | Med | low | low | low | |
| 9 | 90282 | 1999-03-15 | 0 | 0 | - | 9.3 | - | low | low | low | low | |
| 9 | 90282 | 1999-03-24 | 1 | 2 | - | - | - | Med | low | low | low | |
| 9 | 90282 | 1999-03-29 | 2 | 4 | - | 9.1 | - | Med | low | low | low | |
| 9 | 90282 | 1999-04-06 | 2 | 2 | - | - | - | Med | low | low | low | |
| 9 | 90282 | 1999-04-12 | 4 | 4 | - | 9.4 | - | Med | low | low | low | |
| 9 | 90282 | 1999-04-20 | 0 | 2 | - | - | - | low | low | low | low | |
| 9 | 90282 | 1999-04-28 | 27 | 38 | - | 9.0 | - | HIGH | low | low | low | |
| 10 | 90283 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1999-03-01 | 0 | 0 | - | 9.9 | - | low | low | low | low | 
| 10 | 90283 | 1999-03-08 | 0 | 0 | - | - | - | low | low | low | low | |
| 10 | 90283 | 1999-03-15 | 0 | 0 | - | 8.4 | - | low | low | low | low | |
| 10 | 90283 | 1999-03-20 | 6 | 8 | - | - | - | Med | low | low | low | |
| 10 | 90283 | 1999-03-24 | 2 | 2 | - | - | - | Med | low | low | low | |
| 10 | 90283 | 1999-04-06 | 0 | 0 | - | - | - | low | low | low | low | |
| 10 | 90283 | 1999-04-12 | 8 | 12 | - | 8.6 | - | Med | low | low | low | |
| 10 | 90283 | 1999-04-20 | 8 | 9 | - | - | - | Med | low | low | low | |
| 10 | 90283 | 1999-04-28 | 8 | 14 | - | 9.3 | - | Med | low | low | low | |
| 11 | 90284 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1999-03-01 | 0 | 0 | - | - | - | low | low | low | low | 
| 11 | 90284 | 1999-03-08 | 5 | 10 | - | - | - | Med | low | low | low | |
| 11 | 90284 | 1999-03-15 | 110 | 110 | - | - | - | HIGH | low | low | low | |
| 11 | 90284 | 1999-03-24 | 700 | 700 | - | - | - | HIGH | low | HIGH | low | |
| 11 | 90284 | 1999-03-29 | 2 | 2 | - | - | - | Med | low | low | low | |
| 11 | 90284 | 1999-04-06 | 10 | 10 | - | - | - | HIGH | low | low | low | |
| 11 | 90284 | 1999-04-12 | 100 | 200 | - | - | - | HIGH | low | low | low | |
| 11 | 90284 | 1999-04-20 | 153 | 170 | - | - | - | HIGH | low | low | low | |
| 11 | 90284 | 1999-04-28 | 236 | 250 | - | - | - | HIGH | low | Med | low | |
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