| № | 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  | 
 
 | 
1997-07-07 | 220 | 220 | - | - | - | HIGH | low | Med | low | 
| 1 | 90234 | 1997-07-14 | 1300 | 1300 | - | - | - | HIGH | low | HIGH | Med | |
| 1 | 90234 | 1997-07-21 | 2000 | 2000 | - | - | - | HIGH | Med | HIGH | Med | |
| 1 | 90234 | 1997-07-28 | 9100 | 13000 | - | - | - | HIGH | Med | HIGH | HIGH | |
| 1 | 90234 | 1997-08-04 | 136000 | 170000 | - | 7.5 | - | HIGH | HIGH | HIGH | HIGH | |
| 1 | 90234 | 1997-08-11 | 121000 | 121000 | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 1 | 90234 | 1997-08-18 | 310000 | 310000 | - | 7.3 | - | HIGH | HIGH | HIGH | HIGH | |
| 1 | 90234 | 1997-08-25 | 149000 | 149000 | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 90236 [2-month plot]
 Zeekoegat Sewage Effluent  | 
 
 | 
1997-07-07 | 4900 | 4900 | - | - | - | HIGH | Med | HIGH | HIGH | 
| 2 | 90236 | 1997-07-14 | 120 | 120 | - | - | - | HIGH | low | low | low | |
| 2 | 90236 | 1997-07-21 | 52 | 52 | - | 7.8 | - | HIGH | low | low | low | |
| 2 | 90236 | 1997-07-28 | 1188 | 1900 | - | - | - | HIGH | low | HIGH | Med | |
| 2 | 90236 | 1997-08-04 | 4356 | 9800 | - | 7.8 | - | HIGH | Med | HIGH | HIGH | |
| 2 | 90236 | 1997-08-11 | 2720 | 2720 | - | - | - | HIGH | Med | HIGH | Med | |
| 2 | 90236 | 1997-08-18 | 2520 | 2800 | - | 7.7 | - | HIGH | Med | HIGH | Med | |
| 2 | 90236 | 1997-08-25 | 320 | 480 | - | - | - | HIGH | low | Med | low | |
| 3 | 90237 [2-month plot]
 Baviaanspoort Sewage Effluent  | 
 
 | 
1997-07-07 | 2720 | 3400 | - | - | - | HIGH | Med | HIGH | Med | 
| 3 | 90237 | 1997-07-14 | 27000 | 27000 | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90237 | 1997-07-21 | 25000 | 25000 | - | 7.1 | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90237 | 1997-07-28 | 7000 | 8000 | - | - | - | HIGH | Med | HIGH | HIGH | |
| 3 | 90237 | 1997-08-04 | 110000 | 110000 | - | 7.7 | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90237 | 1997-08-11 | 2250 | 2250 | - | - | - | HIGH | Med | HIGH | Med | |
| 3 | 90237 | 1997-08-18 | 40 | 50 | - | 7.2 | - | HIGH | low | low | low | |
| 3 | 90237 | 1997-08-25 | 6000 | 12000 | - | - | - | HIGH | Med | HIGH | HIGH | |
| 4 | 90238 [2-month plot]
 At Franspoort Road Bridge on Edendalspruit  | 
 
 | 
1997-07-07 | 130 | 130 | - | 8.2 | - | HIGH | low | low | low | 
| 4 | 90238 | 1997-07-14 | 101 | 101 | - | - | - | HIGH | low | low | low | |
| 4 | 90238 | 1997-07-21 | 215 | 215 | - | 8.3 | - | HIGH | low | Med | low | |
| 4 | 90238 | 1997-07-28 | 300 | 300 | - | - | - | HIGH | low | Med | low | |
| 4 | 90238 | 1997-08-04 | 70 | 80 | - | 8.3 | - | HIGH | low | low | low | |
| 4 | 90238 | 1997-08-11 | 90 | 90 | - | - | - | HIGH | low | low | low | |
| 4 | 90238 | 1997-08-18 | 41 | 41 | - | 8.1 | - | HIGH | low | low | low | |
| 4 | 90238 | 1997-08-25 | 21 | 21 | - | - | - | HIGH | low | low | low | |
| 5 | 90239 [2-month plot]
 Pienaars River at Baviaanspoort (Magaliesberg)  | 
 
 | 
1997-07-07 | 5800 | 5800 | - | 8.4 | - | HIGH | Med | HIGH | HIGH | 
| 5 | 90239 | 1997-07-14 | 2360 | 2360 | - | - | - | HIGH | Med | HIGH | Med | |
| 5 | 90239 | 1997-07-21 | 430 | 430 | - | 8.2 | - | HIGH | low | HIGH | low | |
| 5 | 90239 | 1997-07-28 | 450 | 750 | - | - | - | HIGH | low | HIGH | low | |
| 5 | 90239 | 1997-08-04 | 14000 | 20000 | - | 8.5 | - | HIGH | Med | HIGH | HIGH | |
| 5 | 90239 | 1997-08-11 | 600 | 600 | - | - | - | HIGH | low | HIGH | low | |
| 5 | 90239 | 1997-08-18 | 486 | 540 | - | 8.3 | - | HIGH | low | HIGH | low | |
| 5 | 90239 | 1997-08-25 | 9400 | 18800 | - | - | - | HIGH | Med | HIGH | HIGH | |
| 6 | 90275 [2-month plot]
 Roodeplaat Dam on Pienaars River: near Dam Wall  | 
 
 | 
1997-07-08 | 1 | 1 | - | 8.2 | - | Med | low | low | low | 
| 6 | 90275 | 1997-07-15 | 1 | 1 | - | - | - | Med | low | low | low | |
| 6 | 90275 | 1997-08-18 | 1 | 1 | - | 8.5 | - | Med | low | low | low | |
| 6 | 90275 | 1997-08-25 | 0 | 0 | - | - | - | low | low | low | low | |
| 7 | 90276 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1997-07-08 | 1 | 1 | - | 8.2 | - | Med | low | low | low | 
| 7 | 90276 | 1997-07-15 | 3 | 3 | - | - | - | Med | low | low | low | |
| 7 | 90276 | 1997-08-18 | 1 | 1 | - | - | - | Med | low | low | low | |
| 7 | 90276 | 1997-08-25 | 1 | 1 | - | - | - | Med | low | low | low | |
| 8 | 90281 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1997-07-08 | 0 | 1 | - | 8.2 | - | low | low | low | low | 
| 8 | 90281 | 1997-07-15 | 6 | 6 | - | - | - | Med | low | low | low | |
| 8 | 90281 | 1997-08-18 | 1 | 1 | - | - | - | Med | low | low | low | |
| 8 | 90281 | 1997-08-25 | 0 | 0 | - | - | - | low | low | low | low | |
| 9 | 90282 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1997-07-08 | 1 | 1 | - | 8.5 | - | Med | low | low | low | 
| 9 | 90282 | 1997-07-15 | 1 | 1 | - | - | - | Med | low | low | low | |
| 9 | 90282 | 1997-08-18 | 0 | 0 | - | - | - | low | low | low | low | |
| 9 | 90282 | 1997-08-25 | 0 | 0 | - | - | - | low | low | low | low | |
| 10 | 90283 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1997-07-08 | 1 | 1 | - | 8.2 | - | Med | low | low | low | 
| 10 | 90283 | 1997-07-15 | 3 | 3 | - | - | - | Med | low | low | low | |
| 10 | 90283 | 1997-08-18 | 1 | 1 | - | - | - | Med | low | low | low | |
| 10 | 90283 | 1997-08-25 | 2 | 2 | - | - | - | Med | low | low | low | |
| 11 | 90284 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1997-07-08 | 180 | 180 | - | - | - | HIGH | low | low | low | 
| 11 | 90284 | 1997-07-15 | 191 | 191 | - | - | - | HIGH | low | low | low | |
| 11 | 90284 | 1997-08-18 | 1300 | 1300 | - | - | - | HIGH | low | HIGH | Med | |
| 11 | 90284 | 1997-08-25 | 70 | 90 | - | - | - | HIGH | low | low | low | |
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