| № | Site [ view Gouritz 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 | 102130 [2-month plot]
 - H9H005Q01 Riversdale on Goukou River U/S WWTW  | 
 
 | 
2019-09-10 | 180 | - | - | - | - | HIGH | low | low | low | 
| 2 | 102251 [2-month plot]
 - K3H004Q01 Malgas River at Blanco U/S of WWTW  | 
 
 | 
2019-09-10 | 540 | - | - | - | - | HIGH | low | HIGH | low | 
| 3 | 189534 [2-month plot]
 - Gwayang D/S of STW at Causeway on Gwaingrivier  | 
 
 | 
2019-09-10 | 270 | - | - | - | - | HIGH | low | Med | low | 
| 4 | 190526 [2-month plot]
 - Heidelberg - D/S WWTW on Duiwenhoksrivier  | 
 
 | 
2019-09-10 | 230 | - | - | - | - | HIGH | low | Med | low | 
| 5 | 193390 [2-month plot]
 - Oudtshoorn on Low Bridge Over Olifants River U/S WWTW  | 
 
 | 
2019-09-11 | 4 | - | - | - | - | Med | low | low | low | 
| 6 | 197460 [2-month plot]
 - Heidelberg - Duiwenhoks River U/S of WWTW  | 
 
 | 
2019-09-10 | 320 | - | - | 7.0 | - | HIGH | low | Med | low | 
| 7 | 197464 [2-month plot]
 - Riversdale - D/S Riversdale WWTW at Road Bridge  | 
 
 | 
2019-09-10 | - | 370 | - | - | - | HIGH | low | Med | low | 
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