| № | 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  | 
 
 | 
1999-05-03 | 26000 | 26000 | - | - | - | HIGH | HIGH | HIGH | HIGH | 
| 1 | 90234 | 1999-05-10 | 37000 | 37000 | - | 7.2 | - | HIGH | HIGH | HIGH | HIGH | |
| 1 | 90234 | 1999-05-17 | 98000 | 104000 | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 1 | 90234 | 1999-05-24 | 340000 | 340000 | - | 7.2 | - | HIGH | HIGH | HIGH | HIGH | |
| 1 | 90234 | 1999-05-31 | 135000 | 135000 | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 1 | 90234 | 1999-06-07 | 225000 | 250000 | - | 5.8 | - | HIGH | HIGH | HIGH | HIGH | |
| 1 | 90234 | 1999-06-14 | 200000 | 200000 | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 1 | 90234 | 1999-06-21 | 3400 | 3400 | - | 7.1 | - | HIGH | Med | HIGH | Med | |
| 1 | 90234 | 1999-06-29 | 120000 | 120000 | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 90236 [2-month plot]
 Zeekoegat Sewage Effluent  | 
 
 | 
1999-05-03 | 7300 | 7300 | - | - | - | HIGH | Med | HIGH | HIGH | 
| 2 | 90236 | 1999-05-10 | 27 | 28 | - | 7.8 | - | HIGH | low | low | low | |
| 2 | 90236 | 1999-05-17 | 34 | 38 | - | - | - | HIGH | low | low | low | |
| 2 | 90236 | 1999-05-24 | 558 | 620 | - | 8.0 | - | HIGH | low | HIGH | low | |
| 2 | 90236 | 1999-05-31 | 120 | 150 | - | - | - | HIGH | low | low | low | |
| 2 | 90236 | 1999-06-07 | 220 | 220 | - | 7.8 | - | HIGH | low | Med | low | |
| 2 | 90236 | 1999-06-14 | 128 | 142 | - | - | - | HIGH | low | low | low | |
| 2 | 90236 | 1999-06-21 | 154 | 154 | - | - | - | HIGH | low | low | low | |
| 2 | 90236 | 1999-06-29 | 1116 | 1240 | - | - | - | HIGH | low | HIGH | Med | |
| 3 | 90237 [2-month plot]
 Baviaanspoort Sewage Effluent  | 
 
 | 
1999-05-03 | 0 | 0 | - | - | - | low | low | low | low | 
| 3 | 90237 | 1999-05-10 | 420 | 420 | - | 7.9 | - | HIGH | low | HIGH | low | |
| 3 | 90237 | 1999-05-17 | 2 | 2 | - | - | - | Med | low | low | low | |
| 3 | 90237 | 1999-05-24 | 0 | 0 | - | 8.2 | - | low | low | low | low | |
| 3 | 90237 | 1999-05-31 | 2 | 2 | - | - | - | Med | low | low | low | |
| 3 | 90237 | 1999-06-07 | 32 | 32 | - | 7.6 | - | HIGH | low | low | low | |
| 3 | 90237 | 1999-06-14 | 52000 | 52000 | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90237 | 1999-06-21 | 352 | 440 | - | 7.7 | - | HIGH | low | Med | low | |
| 3 | 90237 | 1999-06-29 | 99 | 110 | - | - | - | HIGH | low | low | low | |
| 4 | 90238 [2-month plot]
 At Franspoort Road Bridge on Edendalspruit  | 
 
 | 
1999-05-03 | 940 | 940 | - | - | - | HIGH | low | HIGH | low | 
| 4 | 90238 | 1999-05-10 | 2600 | 2600 | - | 8.6 | - | HIGH | Med | HIGH | Med | |
| 4 | 90238 | 1999-05-17 | 2400 | 2400 | - | - | - | HIGH | Med | HIGH | Med | |
| 4 | 90238 | 1999-05-24 | 970 | 970 | - | 8.4 | - | HIGH | low | HIGH | low | |
| 4 | 90238 | 1999-05-31 | 234000 | 260000 | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 90238 | 1999-06-07 | 280 | 280 | - | 8.4 | - | HIGH | low | Med | low | |
| 4 | 90238 | 1999-06-14 | 192 | 240 | - | - | - | HIGH | low | low | low | |
| 4 | 90238 | 1999-06-21 | 154 | 154 | - | 8.4 | - | HIGH | low | low | low | |
| 4 | 90238 | 1999-06-29 | 158000 | 158000 | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 90239 [2-month plot]
 Pienaars River at Baviaanspoort (Magaliesberg)  | 
 
 | 
1999-05-03 | 1355 | 1430 | - | - | - | HIGH | low | HIGH | Med | 
| 5 | 90239 | 1999-05-10 | 1320 | 1320 | - | 8.3 | - | HIGH | low | HIGH | Med | |
| 5 | 90239 | 1999-05-17 | 1120 | 1120 | - | - | - | HIGH | low | HIGH | Med | |
| 5 | 90239 | 1999-05-24 | 2960 | 3700 | - | 8.5 | - | HIGH | Med | HIGH | Med | |
| 5 | 90239 | 1999-05-31 | 1566 | 1740 | - | - | - | HIGH | low | HIGH | Med | |
| 5 | 90239 | 1999-06-07 | 945 | 945 | - | 8.5 | - | HIGH | low | HIGH | low | |
| 5 | 90239 | 1999-06-14 | 660 | 700 | - | - | - | HIGH | low | HIGH | low | |
| 5 | 90239 | 1999-06-21 | 116000 | 116000 | - | 8.4 | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 90239 | 1999-06-29 | 490 | 490 | - | - | - | HIGH | low | HIGH | low | |
| 6 | 90275 [2-month plot]
 Roodeplaat Dam on Pienaars River: near Dam Wall  | 
 
 | 
1999-05-03 | 2 | 2 | - | - | - | Med | low | low | low | 
| 6 | 90275 | 1999-05-10 | 0 | 0 | - | 8.8 | - | low | low | low | low | |
| 6 | 90275 | 1999-05-17 | 0 | 0 | - | - | - | low | low | low | low | |
| 6 | 90275 | 1999-05-24 | 0 | 0 | - | 8.5 | - | low | low | low | low | |
| 6 | 90275 | 1999-05-31 | 0 | 0 | - | - | - | low | low | low | low | |
| 6 | 90275 | 1999-06-14 | 1 | 1 | - | - | - | Med | low | low | low | |
| 6 | 90275 | 1999-06-29 | 1 | 1 | - | - | - | Med | low | low | low | |
| 7 | 90276 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1999-05-03 | 1 | 2 | - | - | - | Med | low | low | low | 
| 7 | 90276 | 1999-05-10 | 2 | 2 | - | 8.6 | - | Med | low | low | low | |
| 7 | 90276 | 1999-05-17 | 1 | 2 | - | - | - | Med | low | low | low | |
| 7 | 90276 | 1999-05-24 | 2 | 2 | - | 8.6 | - | Med | low | low | low | |
| 7 | 90276 | 1999-05-31 | 1 | 1 | - | - | - | Med | low | low | low | |
| 7 | 90276 | 1999-06-14 | 4 | 5 | - | - | - | Med | low | low | low | |
| 7 | 90276 | 1999-06-29 | 1 | 1 | - | - | - | Med | low | low | low | |
| 8 | 90281 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1999-05-03 | 0 | 0 | - | - | - | low | low | low | low | 
| 8 | 90281 | 1999-05-10 | 4 | 22 | - | 9.2 | - | Med | low | low | low | |
| 8 | 90281 | 1999-05-17 | 2 | 2 | - | - | - | Med | low | low | low | |
| 8 | 90281 | 1999-05-24 | 12 | 14 | - | 8.6 | - | HIGH | low | low | low | |
| 8 | 90281 | 1999-05-31 | 0 | 0 | - | - | - | low | low | low | low | |
| 8 | 90281 | 1999-06-14 | 2 | 2 | - | - | - | Med | low | low | low | |
| 8 | 90281 | 1999-06-29 | 4 | 4 | - | - | - | Med | low | low | low | |
| 9 | 90282 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1999-05-03 | 0 | 2 | - | - | - | low | low | low | low | 
| 9 | 90282 | 1999-05-10 | 0 | 0 | - | 8.8 | - | low | low | low | low | |
| 9 | 90282 | 1999-05-17 | 0 | 0 | - | - | - | low | low | low | low | |
| 9 | 90282 | 1999-05-24 | 5 | 5 | - | 8.6 | - | Med | low | low | low | |
| 9 | 90282 | 1999-05-31 | 0 | 0 | - | - | - | low | low | low | low | |
| 9 | 90282 | 1999-06-14 | 0 | 0 | - | - | - | low | low | low | low | |
| 9 | 90282 | 1999-06-29 | 7 | 7 | - | - | - | Med | low | low | low | |
| 10 | 90283 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1999-05-03 | 0 | 0 | - | - | - | low | low | low | low | 
| 10 | 90283 | 1999-05-10 | 0 | 0 | - | 8.8 | - | low | low | low | low | |
| 10 | 90283 | 1999-05-17 | 0 | 0 | - | - | - | low | low | low | low | |
| 10 | 90283 | 1999-05-24 | 8 | 10 | - | 8.4 | - | Med | low | low | low | |
| 10 | 90283 | 1999-05-31 | 1 | 1 | - | - | - | Med | low | low | low | |
| 10 | 90283 | 1999-06-14 | 2 | 2 | - | - | - | Med | low | low | low | |
| 10 | 90283 | 1999-06-29 | 8 | 8 | - | - | - | Med | low | low | low | |
| 11 | 90284 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1999-05-03 | 18 | 30 | - | - | - | HIGH | low | low | low | 
| 11 | 90284 | 1999-05-10 | 4 | 8 | - | - | - | Med | low | low | low | |
| 11 | 90284 | 1999-05-17 | 64 | 64 | - | - | - | HIGH | low | low | low | |
| 11 | 90284 | 1999-05-24 | 168 | 210 | - | - | - | HIGH | low | low | low | |
| 11 | 90284 | 1999-05-31 | 131 | 146 | - | - | - | HIGH | low | low | low | |
| 11 | 90284 | 1999-06-14 | 9 | 12 | - | - | - | Med | low | low | low | |
| 11 | 90284 | 1999-06-29 | 460 | 460 | - | - | - | HIGH | low | HIGH | low | |
| 12 | 180555 [2-month plot]
 Apies at Makapanstad -Swartdamstad/Hammanskraal Rd  | 
 
 | 
1999-06-07 | 1000 | 2000 | 42 | 8.3 | - | HIGH | low | HIGH | Med | 
| 12 | 180555 | 1999-06-15 | 3780 | 5400 | 28 | 8.4 | - | HIGH | Med | HIGH | Med | |
| 12 | 180555 | 1999-06-21 | 2040 | 5100 | 33 | 8.5 | - | HIGH | Med | HIGH | Med | |
| 12 | 180555 | 1999-06-28 | 7200 | 9000 | 34 | 8.5 | - | HIGH | Med | HIGH | HIGH | |
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