| № | 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 | 90234 [2-month plot]
 Roodeplaat Sewage: Settling Pond S Outflow  | 
 
 | 
1998-11-02 | 1500 | 1500 | - | - | - | HIGH | low | HIGH | Med | 
| 1 | 90234 | 1998-11-09 | 17950 | 22500 | - | 7.2 | - | HIGH | Med | HIGH | HIGH | |
| 1 | 90234 | 1998-11-16 | 200 | 500 | - | - | - | HIGH | low | Med | low | |
| 1 | 90234 | 1998-11-23 | 32000 | 32000 | - | 7.9 | - | HIGH | HIGH | HIGH | HIGH | |
| 1 | 90234 | 1998-11-30 | 135 | 150 | - | - | - | HIGH | low | low | low | |
| 1 | 90234 | 1998-12-07 | 9700 | 9700 | - | 7.8 | - | HIGH | Med | HIGH | HIGH | |
| 1 | 90234 | 1998-12-14 | 162 | 192 | - | - | - | HIGH | low | low | low | |
| 1 | 90234 | 1998-12-21 | 44800 | 64000 | - | 7.3 | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 90236 [2-month plot]
 Zeekoegat Sewage Effluent  | 
 
 | 
1998-11-02 | 180 | 180 | - | - | - | HIGH | low | low | low | 
| 2 | 90236 | 1998-11-09 | 140 | 140 | - | 7.5 | - | HIGH | low | low | low | |
| 2 | 90236 | 1998-11-16 | 279 | 310 | - | - | - | HIGH | low | Med | low | |
| 2 | 90236 | 1998-11-23 | 77 | 85 | - | 8.0 | - | HIGH | low | low | low | |
| 2 | 90236 | 1998-11-30 | 153 | 170 | - | - | - | HIGH | low | low | low | |
| 2 | 90236 | 1998-12-07 | 85 | 100 | - | 8.3 | - | HIGH | low | low | low | |
| 2 | 90236 | 1998-12-14 | 107 | 120 | - | - | - | HIGH | low | low | low | |
| 2 | 90236 | 1998-12-21 | 22000 | 22000 | - | 7.9 | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90237 [2-month plot]
 Baviaanspoort Sewage Effluent  | 
 
 | 
1998-11-02 | 490 | 490 | - | - | - | HIGH | low | HIGH | low | 
| 3 | 90237 | 1998-11-09 | 380000 | 380000 | - | 7.0 | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90237 | 1998-11-16 | 880 | 1100 | - | - | - | HIGH | low | HIGH | low | |
| 3 | 90237 | 1998-11-23 | 4 | 8 | - | 8.2 | - | Med | low | low | low | |
| 3 | 90237 | 1998-11-30 | 756 | 840 | - | - | - | HIGH | low | HIGH | low | |
| 3 | 90237 | 1998-12-07 | 4 | 4 | - | 7.8 | - | Med | low | low | low | |
| 3 | 90237 | 1998-12-14 | 147 | 210 | - | - | - | HIGH | low | low | low | |
| 3 | 90237 | 1998-12-21 | 660000 | 660000 | - | 8.2 | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 90238 [2-month plot]
 At Franspoort Road Bridge on Edendalspruit  | 
 
 | 
1998-11-02 | 430 | 430 | - | - | - | HIGH | low | HIGH | low | 
| 4 | 90238 | 1998-11-09 | 65000 | 65000 | - | 8.3 | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 90238 | 1998-11-16 | 5260 | 6200 | - | - | - | HIGH | Med | HIGH | HIGH | |
| 4 | 90238 | 1998-11-23 | 531 | 590 | - | 8.7 | - | HIGH | low | HIGH | low | |
| 4 | 90238 | 1998-11-30 | 468 | 520 | - | - | - | HIGH | low | HIGH | low | |
| 4 | 90238 | 1998-12-07 | 470 | 470 | - | 8.6 | - | HIGH | low | HIGH | low | |
| 4 | 90238 | 1998-12-14 | 720 | 720 | - | - | - | HIGH | low | HIGH | low | |
| 4 | 90238 | 1998-12-21 | 205000 | 205000 | - | 8.6 | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 90239 [2-month plot]
 Pienaars River at Baviaanspoort (Magaliesberg)  | 
 
 | 
1998-11-02 | 870 | 870 | - | - | - | HIGH | low | HIGH | low | 
| 5 | 90239 | 1998-11-09 | 2880 | 3200 | - | 8.2 | - | HIGH | Med | HIGH | Med | |
| 5 | 90239 | 1998-11-16 | 530 | 530 | - | - | - | HIGH | low | HIGH | low | |
| 5 | 90239 | 1998-11-23 | 780000 | 780000 | - | 8.5 | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 90239 | 1998-11-30 | 845 | 950 | - | - | - | HIGH | low | HIGH | low | |
| 5 | 90239 | 1998-12-07 | 24000 | 30000 | - | 8.2 | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 90239 | 1998-12-14 | 1110 | 1110 | - | - | - | HIGH | low | HIGH | Med | |
| 5 | 90239 | 1998-12-21 | 34 | 42 | - | 7.4 | - | HIGH | low | low | low | |
| 6 | 90275 [2-month plot]
 Roodeplaat Dam on Pienaars River: near Dam Wall  | 
 
 | 
1998-11-02 | 1 | 1 | - | - | - | Med | low | low | low | 
| 6 | 90275 | 1998-11-09 | 2 | 2 | - | 8.3 | - | Med | low | low | low | |
| 6 | 90275 | 1998-11-16 | 0 | 0 | - | - | - | low | low | low | low | |
| 6 | 90275 | 1998-11-25 | 0 | 1 | - | 8.3 | - | low | low | low | low | |
| 6 | 90275 | 1998-11-30 | 0 | 0 | - | - | - | low | low | low | low | |
| 6 | 90275 | 1998-12-07 | 0 | 0 | - | 9.4 | - | low | low | low | low | |
| 6 | 90275 | 1998-12-14 | 0 | 0 | - | - | - | low | low | low | low | |
| 6 | 90275 | 1998-12-21 | 0 | 0 | - | 8.0 | - | low | low | low | low | |
| 7 | 90276 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1998-11-02 | 0 | 0 | - | - | - | low | low | low | low | 
| 7 | 90276 | 1998-11-09 | 0 | 0 | - | 8.7 | - | low | low | low | low | |
| 7 | 90276 | 1998-11-16 | 800 | 800 | - | - | - | HIGH | low | HIGH | low | |
| 7 | 90276 | 1998-11-25 | 20 | 20 | - | 9.2 | - | HIGH | low | low | low | |
| 7 | 90276 | 1998-11-30 | 0 | 0 | - | - | - | low | low | low | low | |
| 7 | 90276 | 1998-12-07 | 0 | 0 | - | 9.1 | - | low | low | low | low | |
| 7 | 90276 | 1998-12-14 | 0 | 0 | - | - | - | low | low | low | low | |
| 7 | 90276 | 1998-12-21 | 0 | 0 | - | 9.7 | - | low | low | low | low | |
| 8 | 90281 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1998-11-02 | 2 | 2 | - | - | - | Med | low | low | low | 
| 8 | 90281 | 1998-11-09 | 4 | 4 | - | 8.8 | - | Med | low | low | low | |
| 8 | 90281 | 1998-11-16 | 0 | 0 | - | - | - | low | low | low | low | |
| 8 | 90281 | 1998-11-24 | 0 | 0 | - | 9.1 | - | low | low | low | low | |
| 8 | 90281 | 1998-11-30 | 0 | 0 | - | - | - | low | low | low | low | |
| 8 | 90281 | 1998-12-07 | 0 | 0 | - | 9.1 | - | low | low | low | low | |
| 8 | 90281 | 1998-12-14 | 0 | 0 | - | - | - | low | low | low | low | |
| 8 | 90281 | 1998-12-21 | 0 | 0 | - | 9.4 | - | low | low | low | low | |
| 9 | 90282 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1998-11-02 | 0 | 0 | - | - | - | low | low | low | low | 
| 9 | 90282 | 1998-11-09 | 0 | 0 | - | 9.4 | - | low | low | low | low | |
| 9 | 90282 | 1998-11-16 | 0 | 0 | - | - | - | low | low | low | low | |
| 9 | 90282 | 1998-11-25 | 1 | 1 | - | 9.5 | - | Med | low | low | low | |
| 9 | 90282 | 1998-11-30 | 0 | 0 | - | - | - | low | low | low | low | |
| 9 | 90282 | 1998-12-07 | 0 | 0 | - | 9.3 | - | low | low | low | low | |
| 9 | 90282 | 1998-12-14 | 0 | 0 | - | - | - | low | low | low | low | |
| 9 | 90282 | 1998-12-21 | 0 | 0 | - | 9.8 | - | low | low | low | low | |
| 10 | 90283 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1998-11-02 | 3 | 3 | - | - | - | Med | low | low | low | 
| 10 | 90283 | 1998-11-09 | 4 | 4 | - | 9.0 | - | Med | low | low | low | |
| 10 | 90283 | 1998-11-16 | 0 | 3 | - | - | - | low | low | low | low | |
| 10 | 90283 | 1998-11-24 | 0 | 0 | - | 9.0 | - | low | low | low | low | |
| 10 | 90283 | 1998-11-30 | 0 | 0 | - | - | - | low | low | low | low | |
| 10 | 90283 | 1998-12-07 | 0 | 0 | - | 9.3 | - | low | low | low | low | |
| 10 | 90283 | 1998-12-14 | 0 | 0 | - | - | - | low | low | low | low | |
| 10 | 90283 | 1998-12-21 | 0 | 0 | - | 9.7 | - | low | low | low | low | |
| 11 | 90284 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1998-11-02 | 200 | 200 | - | - | - | HIGH | low | Med | low | 
| 11 | 90284 | 1998-11-09 | 4 | 4 | - | - | - | Med | low | low | low | |
| 11 | 90284 | 1998-11-16 | 0 | 0 | - | - | - | low | low | low | low | |
| 11 | 90284 | 1998-11-24 | 22 | 22 | - | - | - | HIGH | low | low | low | |
| 11 | 90284 | 1998-11-30 | 2 | 2 | - | - | - | Med | low | low | low | |
| 11 | 90284 | 1998-12-07 | 0 | 200 | - | - | - | low | low | low | low | |
| 11 | 90284 | 1998-12-14 | 0 | 0 | - | - | - | low | low | low | low | |
| 11 | 90284 | 1998-12-21 | 0 | 0 | - | - | - | low | low | low | low | |
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