| Naddle Beck above the confluence with Haweswater Beck | Naddle Beck | 16 km | 25 Apr 2025 · 17 months ago | Oxygen 111.6%Temp 9.5 °CpH 7.89Ammonia 0.0038 mg/l |
| Haweswater Beck at Naddle Bridge | Haweswater Beck | 16 km | 17 Sep 2026 · 21 days ago | Oxygen 90.3%Temp 15 °CpH 6.96Ammonia 0.14 mg/l Aug 2026 |
| Haweswater Beck downstream of Weir upstream of Burnbanks | Haweswater Beck | 16 km | Last sampled 27 Oct 2014, before the imported period | |
| Haweswater Beck at Naddle Bridge downstream of Naddle Beck | Haweswater Beck | 15 km | Last sampled 5 Mar 2020, before the imported period | |
| Howes Beck upstream of Intake | Howes Beck | 14 km | 17 Sep 2026 · 21 days ago | Oxygen 102.8%Temp 11.3 °CpH 7.8Conductivity 84 µS/cm |
| Haweswater Beck at Bomby Bridge | Haweswater Beck | 13 km | 15 Sep 2026 · 23 days ago | Oxygen 111.7% Apr 2026Temp 15.5 °CpH 7.21 Apr 2026Ammonia below 0.03 mg/l |
| Unamed tributary of Haweswater Beck at Walmgate FT | Haweswater Beck | 13 km | Last sampled 27 Oct 2014, before the imported period | |
| Heltondale Beck upstream of Intake | Heltondale Beck | 13 km | 17 Sep 2026 · 21 days ago | Oxygen 103%Temp 12.2 °CpH 7.97Ammonia below 0.002 mg/l Oct 2023 |
| Howes Beck at Bampton | Howes Beck | 13 km | Last sampled 9 Aug 2006, before the imported period | |
| River Lowther at Bampton Grange | River Lowther | 12 km | Last sampled 29 May 2018, before the imported period | |
| Heltondale Beck at Beckfood Bridge | Heltondale Beck | 11 km | Last sampled 9 Aug 2006, before the imported period | |
| River Lowther at Lowther Bridge | River Lowther | 0.4 km | 2 Mar 2026 · 7 months ago | Oxygen 99.5%Temp 7.6 °CpH 7.61Ammonia 0.0047 mg/l |