| № | 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  | 
 
 | 
1994-03-14 | 21330 | 23700 | - | - | - | HIGH | HIGH | HIGH | HIGH | 
| 1 | 90234 | 1994-03-28 | 4900 | 4900 | - | - | - | HIGH | Med | HIGH | HIGH | |
| 1 | 90234 | 1994-04-11 | 202500 | 225000 | - | 7.4 | - | HIGH | HIGH | HIGH | HIGH | |
| 1 | 90234 | 1994-04-18 | 1800 | 1800 | - | - | - | HIGH | low | HIGH | Med | |
| 2 | 90275 [2-month plot]
 Roodeplaat Dam on Pienaars River: near Dam Wall  | 
 
 | 
1994-03-01 | 0 | 0 | - | 9.4 | 23.6 | low | low | low | low | 
| 2 | 90275 | 1994-03-08 | 1 | 1 | - | 9.2 | 24.1 | Med | low | low | low | |
| 2 | 90275 | 1994-03-15 | 0 | 0 | - | 8.9 | 21.9 | low | low | low | low | |
| 2 | 90275 | 1994-03-22 | 0 | 0 | - | 8.7 | 24.2 | low | low | low | low | |
| 2 | 90275 | 1994-03-29 | 0 | 0 | - | 7.7 | 18.6 | low | low | low | low | |
| 2 | 90275 | 1994-04-12 | 0 | 0 | - | 9.0 | 22.4 | low | low | low | low | |
| 2 | 90275 | 1994-04-20 | 0 | 0 | - | 9.1 | 21.5 | low | low | low | low | |
| 2 | 90275 | 1994-04-25 | 0 | 0 | - | - | - | low | low | low | low | |
| 3 | 90276 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1994-03-01 | 0 | 0 | - | 9.5 | 19.8 | low | low | low | low | 
| 3 | 90276 | 1994-03-08 | 0 | 0 | - | - | - | low | low | low | low | |
| 3 | 90276 | 1994-03-15 | 0 | 0 | - | 9.3 | 25.0 | low | low | low | low | |
| 3 | 90276 | 1994-03-22 | 0 | 0 | - | - | - | low | low | low | low | |
| 3 | 90276 | 1994-03-29 | 2 | 2 | - | 9.5 | 20.7 | Med | low | low | low | |
| 3 | 90276 | 1994-04-12 | 0 | 0 | - | 9.3 | 22.3 | low | low | low | low | |
| 3 | 90276 | 1994-04-20 | 1 | 1 | - | - | - | Med | low | low | low | |
| 3 | 90276 | 1994-04-25 | 0 | 0 | - | - | - | low | low | low | low | |
| 4 | 90281 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1994-03-01 | 0 | 0 | - | 9.6 | 24.1 | low | low | low | low | 
| 4 | 90281 | 1994-03-08 | 4 | 4 | - | - | - | Med | low | low | low | |
| 4 | 90281 | 1994-03-15 | 0 | 0 | - | 9.3 | 24.5 | low | low | low | low | |
| 4 | 90281 | 1994-03-22 | 0 | 0 | - | - | - | low | low | low | low | |
| 4 | 90281 | 1994-03-29 | 6 | 6 | - | 9.5 | 23.8 | Med | low | low | low | |
| 4 | 90281 | 1994-04-12 | 1 | 1 | - | 9.3 | 25.5 | Med | low | low | low | |
| 4 | 90281 | 1994-04-20 | 0 | 0 | - | - | - | low | low | low | low | |
| 4 | 90281 | 1994-04-25 | 2 | 5 | - | - | - | Med | low | low | low | |
| 5 | 90282 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1994-03-01 | 1 | 1 | - | 8.6 | 22.7 | Med | low | low | low | 
| 5 | 90282 | 1994-03-08 | 3 | 3 | - | - | - | Med | low | low | low | |
| 5 | 90282 | 1994-03-15 | 0 | 0 | - | 9.2 | 24.7 | low | low | low | low | |
| 5 | 90282 | 1994-03-22 | 0 | 0 | - | - | - | low | low | low | low | |
| 5 | 90282 | 1994-03-29 | 1 | 1 | - | 9.4 | 25.7 | Med | low | low | low | |
| 5 | 90282 | 1994-04-12 | 0 | 0 | - | 9.2 | 22.2 | low | low | low | low | |
| 5 | 90282 | 1994-04-20 | 0 | 0 | - | - | - | low | low | low | low | |
| 5 | 90282 | 1994-04-25 | 0 | 0 | - | - | - | low | low | low | low | |
| 6 | 90283 [2-month plot]
 Roodeplaat Dam on Pienaars River: Point in Dam  | 
 
 | 
1994-03-01 | 0 | 0 | - | 9.1 | 22.5 | low | low | low | low | 
| 6 | 90283 | 1994-03-08 | 0 | 0 | - | - | - | low | low | low | low | |
| 6 | 90283 | 1994-03-15 | 0 | 0 | - | 9.4 | 25.2 | low | low | low | low | |
| 6 | 90283 | 1994-03-22 | 0 | 0 | - | - | - | low | low | low | low | |
| 6 | 90283 | 1994-03-29 | 0 | 0 | - | 9.5 | 23.6 | low | low | low | low | |
| 6 | 90283 | 1994-04-12 | 0 | 0 | - | 9.4 | 25.6 | low | low | low | low | |
| 6 | 90283 | 1994-04-20 | 0 | 0 | - | - | - | low | low | low | low | |
| 6 | 90283 | 1994-04-25 | 0 | 0 | - | - | - | low | low | low | low | |
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