| № | Site [ view Olifants/Doorn 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 | 188148 [2-month plot]
 JDMC002 - Clanwilliam at Road Bridge D/S of WWTW Outfall on Jan Dissels River  | 
 
 | 
2021-01-26 | 5820 | 6000 | - | 6.5 | - | HIGH | Med | HIGH | HIGH | 
| 2 | 190407 [2-month plot]
 ODMC003- Lutzville at Low Water Bridge on Olifantsrivier  | 
 
 | 
2021-01-26 | 56 | 72 | - | 8.2 | - | HIGH | low | low | low | 
| 2 | 190407 | 2021-02-09 | 100 | 112 | - | 8.2 | - | HIGH | low | low | low | |
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