| № | Site [ view Olifants 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 | 183878 [2-month plot]
 Giyani upstream of STW near R81 Adolf Mhinga Bridge on Klein Letaba River  | 
 
 | 
2022-11-25 | 365 | - | - | 7.9 | - | HIGH | low | Med | low | 
| 2 | 183879 [2-month plot]
 Downstream of Giyani Sewage Works at Irrigation Abstraction  | 
 
 | 
2022-11-25 | 6 | - | - | 7.5 | - | Med | low | low | low | 
| 3 | 185085 [2-month plot]
 Kwaguqa D/S Ferrobank STW U/S of Water Treatment Plant on Brugspruit T  | 
 
 | 
2022-11-14 | 1732900 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | 
| 3 | 185085 | 2022-11-28 | 8866000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 185085 | 2022-12-12 | 8164000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 188538 [2-month plot]
 Naauwpoort 335 JS downstream of Naauwpoort Sewage Works on Noupoortspruit  | 
 
 | 
2022-11-14 | 24890 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | 
| 4 | 188538 | 2022-11-28 | 3130 | - | - | - | - | HIGH | Med | HIGH | Med | |
| 4 | 188538 | 2022-12-12 | 970 | - | - | - | - | HIGH | low | HIGH | low | |
| 5 | 188610 [2-month plot]
 Delmas at Low Water Bridge D/S Delmas STW on Unnamed Stream from Witklip  | 
 
 | 
2022-11-14 | 161600 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | 
| 5 | 188610 | 2022-11-28 | 2755000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 188610 | 2022-12-12 | 2316000 | - | - | 7.9 | - | HIGH | HIGH | HIGH | HIGH | |
| 6 | 188729 [2-month plot]
 Middelburg 231 IR Botleng (Leeuspruit) U/S Pump Station on Bronkhorstspruit Trib 2  | 
 
 | 
2022-11-14 | 12100 | - | - | - | - | HIGH | Med | HIGH | HIGH | 
| 6 | 188729 | 2022-11-28 | 2000 | - | - | - | - | HIGH | Med | HIGH | Med | |
| 6 | 188729 | 2022-12-12 | 0 | - | - | - | - | low | low | low | low | |
| 7 | 188910 [2-month plot]
 Blinkwater at R555 Bridge from Steelpoort to Stofberg on Steelpoort River  | 
 
 | 
2022-11-01 | 3578 | - | - | - | - | HIGH | Med | HIGH | Med | 
| 7 | 188910 | 2022-11-15 | 786 | - | - | - | - | HIGH | low | HIGH | low | |
| 7 | 188910 | 2022-11-29 | 4092 | - | - | - | - | HIGH | Med | HIGH | HIGH | |
| 7 | 188910 | 2022-12-13 | 1092 | - | - | - | - | HIGH | low | HIGH | Med | |
| 8 | 188912 [2-month plot]
 Spekboom River at Bridge D/S Burgersfort Sewage Works  | 
 
 | 
2022-11-01 | 2282 | - | - | - | - | HIGH | Med | HIGH | Med | 
| 8 | 188912 | 2022-11-15 | 882 | - | - | - | - | HIGH | low | HIGH | low | |
| 8 | 188912 | 2022-11-29 | 5510 | - | - | - | - | HIGH | Med | HIGH | HIGH | |
| 8 | 188912 | 2022-12-13 | 3130 | - | - | 7.6 | - | HIGH | Med | HIGH | Med | |
| 9 | 188915 [2-month plot]
 Steelpoortdrift at R555 Road Bridge to Sekhukhune on Steelpoortrivier  | 
 
 | 
2022-11-01 | 461 | - | - | - | - | HIGH | low | HIGH | low | 
| 9 | 188915 | 2022-11-15 | 92 | - | - | - | - | HIGH | low | low | low | |
| 9 | 188915 | 2022-11-29 | 39 | - | - | - | - | HIGH | low | low | low | |
| 9 | 188915 | 2022-12-13 | 31 | - | - | - | - | HIGH | low | low | low | |
| 10 | 1000009854 [2-month plot]
 Witpoort River at R555 Bridge from Steelpoort to Stoffberg  | 
 
 | 
2022-11-01 | 15402 | - | - | 7.4 | - | HIGH | Med | HIGH | HIGH | 
| 10 | 1000009854 | 2022-11-15 | 480 | - | - | 7.6 | - | HIGH | low | HIGH | low | |
| 10 | 1000009854 | 2022-11-29 | 1236 | - | - | 7.7 | - | HIGH | low | HIGH | Med | |
| 10 | 1000009854 | 2022-12-13 | 1789 | - | - | - | - | HIGH | low | HIGH | Med | |
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