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Environment Agency monitoring point
LINHAY HILL QUARRY ASHBURTON
EA sampling point SW-70723269 · Ashburn · 86 samples · 3 determinands · latest 2026-06-09
pH (PH UNITS) over time
Samples — pH
| Date | Result | Unit | Purpose |
|---|---|---|---|
| 2026-06-09 13:48 | 7.88 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2026-05-12 14:47 | 8.39 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2026-04-22 10:24 | 8.17 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2026-03-04 12:35 | 8.22 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2026-02-03 10:08 | 7.68 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2026-01-19 11:41 | 8.21 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2025-12-02 10:19 | 7.72 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2025-11-18 12:27 | 7.99 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2025-09-04 16:14 | 7.63 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2025-08-21 11:23 | 8.18 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2025-06-20 15:41 | 8.04 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2025-05-08 10:31 | 8.1 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2025-04-08 09:25 | 8.02 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2025-03-13 11:11 | 8.21 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2025-02-18 12:05 | 8.14 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2025-01-30 09:56 | 8.09 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2024-12-04 09:43 | 8.46 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2024-11-20 12:34 | 8.12 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2024-10-08 11:12 | 7.52 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2024-06-06 14:14 | 8.15 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2024-05-13 11:37 | 7.89 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2024-04-08 10:29 | 8.27 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2024-03-22 12:39 | 7.98 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2024-02-21 12:28 | 7.95 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2024-01-09 13:57 | 8.08 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2023-12-18 12:48 | 8.15 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2023-11-30 14:38 | 8.2 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2023-11-07 11:28 | 7.86 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2023-07-11 10:13 | 8.27 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2023-04-05 11:31 | 8.29 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2023-03-10 09:45 | 8.16 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2023-02-10 10:38 | 8.07 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2023-01-26 15:00 | 7.92 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2022-12-01 13:04 | 7.78 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2022-11-02 10:17 | 8.89 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2022-10-03 10:27 | 7.43 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2022-09-05 12:16 | 7.8 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2022-07-06 10:04 | 8.64 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2022-06-10 10:13 | 8.56 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2022-05-11 13:57 | 7.7 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2022-04-08 10:19 | 7.9 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2022-03-07 11:22 | 8.14 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2022-02-15 10:09 | 7.88 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
| 2022-01-25 10:26 | 7.7 | PH UNITS | COMPLIANCE AUDIT (PERMIT) |
Source: Environment Agency Water Quality Archive (per-sample observations), Open Government Licence. Regulator monitoring — complements Friends of the Dart’s citizen sampling.