| Watershed | Raingauge/Stream gauge | Location |
| ||
|
| Number as shown in Figure 1 | Name | Latitude | Longitude | Avg. Annual rainfall (mm) |
| Gurupur | RNG 1 | Irvattur | 13˚09'09"N | 75˚01'11"E | 4430 |
|
| RNG 2 | Naravi | 13˚07'19"N | 75˚09'14"E | 5570 |
|
| RNG 3 | Sulkeri | 13˚04'17"N | 75˚11'20"E | 4975 |
|
| RNG 4 | Venur | 13˚00'39"N | 75˚08'30"E | 4300 |
|
| RNG 5 | Sangabettu | 13˚00'31"N | 75˚02'43"E | 4260 |
|
| RNG 6 | Kukkala | 12˚56'10"N | 75˚09'43"E | 4070 |
|
| STRG | Polali | 12˚55'48"N | 74˚57'13"E | - |
| Upper Payaswini | RNG 1B | Karike | 12˚26'23"N | 75˚25'39"E | 5840 |
|
| RNG 2B | Bhagmandala | 12˚23'12"N | 75˚32'31"E | 5340 |
|
| STRGB | Mini hydel | 12˚26'24"N | 75˚25'53"E | - |