Station GBQN3 - Lamprey River, Great Bay Reserve, NH
Owned and maintained by National Estuarine Research Reserve System
NERRS Water Quality Station
43.080 N 70.934 W (43°4'48" N 70°56'4" W)
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(24 hours for tsunami stations)
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These oceanographic data are displayed in rounded times. Click on the graph icon in the table below to see a time series plot of the last five days of that observation. | |
| Depth (DEPTH): | 4.9 ft |
 Ocean Temperature (OTMP): | 43.70 °F |
| Conductivity (COND): | 37.94 mS/cm |
| Salinity (SAL): | 23.80 psu |
| Oxygen Saturation (O2PCT): | 94.4% |
| Oxygen Concentration (O2PPM): | 9.90 ppm |
| Turbidity (TURB): | 7 FTU |
| pH (PH): | 8.00 |
| TIME (EST) |
DEPTH ft |
OTMP °F |
COND mS/cm |
SAL psu |
O2% % |
O2PPM ppm |
CLCON ug/l |
TURB FTU |
PH |
EH mV |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-11-17 07:45 am | 4.6 | 43.70 | 37.94 | 23.80 | 95.00 | 10.00 | - | 6 | 8.00 | - |
| 2025-11-17 07:30 am | 4.3 | 43.88 | 37.87 | 23.70 | 94.60 | 9.90 | - | 6 | 8.00 | - |
| 2025-11-17 07:15 am | 3.9 | 43.88 | 38.02 | 23.80 | 94.10 | 9.90 | - | 6 | 8.00 | - |
| 2025-11-17 07:00 am | 3.6 | 43.70 | 37.15 | 23.20 | 95.10 | 10.00 | - | 6 | 8.00 | - |
| 2025-11-17 06:45 am | 3.3 | 43.52 | 36.29 | 22.60 | 94.90 | 10.10 | - | 5 | 8.00 | - |
| 2025-11-17 06:30 am | 3.0 | 42.98 | 32.57 | 20.10 | 96.10 | 10.40 | - | 5 | 8.10 | - |
| 2025-11-17 06:15 am | 3.0 | 42.80 | 28.41 | 17.30 | 96.60 | 10.70 | - | 5 | 8.10 | - |
| 2025-11-17 06:00 am | 2.3 | 42.62 | 28.16 | 17.10 | 97.60 | 10.90 | - | 4 | 8.10 | - |
| 2025-11-17 05:45 am | 2.0 | 41.18 | 10.44 | 5.90 | 98.00 | 12.00 | - | 3 | 8.00 | - |
| 2025-11-17 05:30 am | 2.0 | 41.18 | 12.65 | 7.20 | 98.00 | 11.90 | - | 4 | 8.00 | - |
| 2025-11-17 05:15 am | 2.0 | 43.34 | 31.58 | 19.40 | 97.50 | 10.90 | - | 5 | 8.00 | - |
| 2025-11-17 05:00 am | 2.0 | 43.88 | 38.54 | 24.20 | 96.60 | 10.10 | - | 6 | 8.00 | - |
| 2025-11-17 04:45 am | 2.3 | 43.88 | 38.73 | 24.30 | 96.20 | 10.10 | - | 6 | 8.00 | - |
| 2025-11-17 04:30 am | 2.3 | 44.06 | 38.74 | 24.30 | 96.40 | 10.10 | - | 4 | 8.10 | - |
| 2025-11-17 04:15 am | 2.6 | 44.06 | 38.68 | 24.30 | 96.30 | 10.10 | - | 4 | 8.10 | - |
| 2025-11-17 04:00 am | 3.0 | 44.06 | 39.11 | 24.60 | 95.80 | 10.00 | - | 4 | 8.00 | - |
| 2025-11-17 03:45 am | 3.3 | 44.06 | 38.95 | 24.50 | 96.20 | 10.00 | - | 4 | 8.10 | - |
| 2025-11-17 03:30 am | 3.6 | 44.06 | 39.07 | 24.60 | 96.20 | 10.00 | - | 4 | 8.10 | - |
| 2025-11-17 03:15 am | 3.6 | 44.06 | 39.11 | 24.60 | 96.10 | 10.00 | - | 4 | 8.10 | - |
| 2025-11-17 03:00 am | 3.9 | 44.06 | 39.10 | 24.60 | 96.40 | 10.00 | - | 4 | 8.10 | - |
| 2025-11-17 02:45 am | 4.3 | 44.06 | 39.11 | 24.60 | 96.40 | 10.00 | - | 4 | 8.10 | - |
| 2025-11-17 02:30 am | 4.6 | 44.06 | 39.01 | 24.50 | 96.70 | 10.10 | - | 5 | 8.10 | - |
| 2025-11-17 02:15 am | 4.9 | 44.06 | 39.37 | 24.80 | 96.00 | 10.00 | - | 5 | 8.10 | - |
| 2025-11-17 02:00 am | 5.2 | 44.06 | 39.32 | 24.70 | 96.20 | 10.00 | - | 5 | 8.10 | - |
| 2025-11-17 01:45 am | 5.6 | 44.06 | 39.25 | 24.70 | 96.40 | 10.00 | - | 5 | 8.10 | - |
| 2025-11-17 01:30 am | 5.9 | 44.06 | 39.24 | 24.70 | 96.80 | 10.10 | - | 5 | 8.10 | - |
| 2025-11-17 01:15 am | 6.2 | 44.06 | 39.28 | 24.70 | 96.70 | 10.10 | - | 6 | 8.10 | - |
| 2025-11-17 01:00 am | 6.6 | 44.06 | 39.22 | 24.70 | 96.50 | 10.00 | - | 6 | 8.10 | - |
| 2025-11-17 12:45 am | 6.9 | 44.06 | 39.21 | 24.70 | 97.60 | 10.20 | - | 5 | 8.10 | - |
| 2025-11-17 12:30 am | 7.2 | 44.06 | 39.13 | 24.60 | 98.10 | 10.20 | - | 6 | 8.10 | - |
| 2025-11-17 12:15 am | 7.2 | 43.88 | 38.90 | 24.50 | 99.00 | 10.30 | - | 5 | 8.10 | - |
| 2025-11-17 12:00 am | 7.5 | 43.88 | 38.86 | 24.40 | 98.90 | 10.30 | - | 5 | 8.10 | - |
| 2025-11-16 11:45 pm | 7.9 | 43.88 | 38.82 | 24.40 | 99.10 | 10.30 | - | 6 | 8.10 | - |
| 2025-11-16 11:30 pm | 8.2 | 44.06 | 38.84 | 24.40 | 99.40 | 10.40 | - | 5 | 8.10 | - |
| 2025-11-16 11:15 pm | 8.2 | 43.88 | 38.58 | 24.20 | 99.10 | 10.40 | - | 6 | 8.10 | - |
| 2025-11-16 11:00 pm | 8.5 | 43.88 | 38.62 | 24.30 | 99.40 | 10.40 | - | 5 | 8.10 | - |
| 2025-11-16 10:45 pm | 8.5 | 44.06 | 38.62 | 24.30 | 99.20 | 10.40 | - | 5 | 8.10 | - |
| 2025-11-16 10:30 pm | 8.2 | 44.06 | 38.62 | 24.30 | 99.30 | 10.40 | - | 4 | 8.10 | - |
| 2025-11-16 10:15 pm | 8.2 | 44.06 | 38.45 | 24.10 | 99.60 | 10.40 | - | 5 | 8.10 | - |
| 2025-11-16 10:00 pm | 7.9 | 44.06 | 38.50 | 24.20 | 99.70 | 10.40 | - | 5 | 8.10 | - |
| 2025-11-16 09:45 pm | 7.9 | 44.06 | 38.56 | 24.20 | 100.00 | 10.40 | - | 5 | 8.10 | - |
| 2025-11-16 09:30 pm | 7.5 | 44.06 | 38.37 | 24.10 | 99.90 | 10.40 | - | 6 | 8.10 | - |
| 2025-11-16 09:15 pm | 7.2 | 44.06 | 38.38 | 24.10 | 99.20 | 10.40 | - | 5 | 8.10 | - |
| 2025-11-16 09:00 pm | 6.9 | 44.06 | 38.36 | 24.10 | 99.50 | 10.40 | - | 4 | 8.10 | - |
| 2025-11-16 08:45 pm | 6.6 | 44.06 | 38.38 | 24.10 | 99.50 | 10.40 | - | 6 | 8.10 | - |
| 2025-11-16 08:30 pm | 6.2 | 44.06 | 38.30 | 24.00 | 99.90 | 10.40 | - | 7 | 8.10 | - |
| 2025-11-16 08:15 pm | 5.6 | 44.06 | 38.39 | 24.10 | 99.60 | 10.40 | - | 5 | 8.10 | - |
| 2025-11-16 08:00 pm | 5.6 | 44.06 | 38.44 | 24.10 | 99.70 | 10.40 | - | 4 | 8.10 | - |
| 2025-11-16 07:45 pm | 5.2 | 43.88 | 38.56 | 24.20 | 100.00 | 10.40 | - | 5 | 8.10 | - |
| 2025-11-16 07:30 pm | 4.6 | 43.88 | 38.60 | 24.20 | 100.30 | 10.50 | - | 5 | 8.10 | - |
| 2025-11-16 07:15 pm | 4.3 | 43.88 | 38.78 | 24.40 | 99.10 | 10.30 | - | 5 | 8.10 | - |
| 2025-11-16 07:00 pm | 3.9 | 43.88 | 39.07 | 24.60 | 99.30 | 10.40 | - | 5 | 8.10 | - |
| 2025-11-16 06:45 pm | 3.6 | 43.88 | 38.68 | 24.30 | 99.00 | 10.30 | - | 6 | 8.10 | - |
| 2025-11-16 06:30 pm | 3.3 | 43.88 | 37.99 | 23.80 | 98.60 | 10.30 | - | 5 | 8.10 | - |
| 2025-11-16 06:15 pm | 3.0 | 43.52 | 34.87 | 21.70 | 99.50 | 10.60 | - | 4 | 8.10 | - |
| 2025-11-16 06:00 pm | 2.6 | 43.16 | 29.89 | 18.30 | 103.90 | 11.40 | - | 4 | 8.20 | - |
| 2025-11-16 05:45 pm | 2.0 | 43.34 | 30.80 | 18.90 | 98.70 | 10.80 | - | 4 | 8.10 | - |
| 2025-11-16 05:30 pm | 2.0 | 42.26 | 20.04 | 11.80 | 97.70 | 11.20 | - | 4 | 8.20 | - |
| 2025-11-16 05:15 pm | 2.0 | 43.88 | 39.21 | 24.70 | 97.50 | 10.20 | - | 5 | 8.10 | - |
| 2025-11-16 05:00 pm | 2.0 | 43.52 | 22.71 | 13.60 | 98.00 | 11.00 | - | 5 | 8.10 | - |
| 2025-11-16 04:45 pm | 2.3 | 44.06 | 39.69 | 25.00 | 97.30 | 10.10 | - | 4 | 8.10 | - |
| 2025-11-16 04:30 pm | 2.3 | 44.06 | 39.65 | 25.00 | 96.70 | 10.00 | - | 4 | 8.10 | - |
| 2025-11-16 04:15 pm | 2.6 | 44.06 | 40.09 | 25.30 | 96.40 | 10.00 | - | 4 | 8.10 | - |
| 2025-11-16 04:00 pm | 3.0 | 44.06 | 39.83 | 25.10 | 96.60 | 10.00 | - | 4 | 8.10 | - |
| 2025-11-16 03:45 pm | 3.0 | 44.06 | 39.85 | 25.10 | 96.50 | 10.00 | - | 5 | 8.10 | - |
| 2025-11-16 03:30 pm | 3.3 | 44.06 | 40.05 | 25.30 | 96.40 | 10.00 | - | 4 | 8.10 | - |
| 2025-11-16 03:15 pm | 3.6 | 44.06 | 39.85 | 25.10 | 96.00 | 10.00 | - | 4 | 8.10 | - |
| 2025-11-16 03:00 pm | 3.9 | 44.06 | 40.13 | 25.30 | 96.40 | 10.00 | - | 5 | 8.10 | - |
| 2025-11-16 02:45 pm | 4.3 | 44.06 | 39.87 | 25.10 | 96.70 | 10.00 | - | 5 | 8.10 | - |
| 2025-11-16 02:30 pm | 4.6 | 44.06 | 40.10 | 25.30 | 96.60 | 10.00 | - | 4 | 8.10 | - |
| 2025-11-16 02:15 pm | 4.9 | 43.88 | 40.14 | 25.30 | 96.50 | 10.00 | - | 4 | 8.10 | - |
| 2025-11-16 02:00 pm | 5.2 | 43.88 | 40.17 | 25.30 | 96.80 | 10.00 | - | 5 | 8.10 | - |
| 2025-11-16 01:45 pm | 5.6 | 43.88 | 40.16 | 25.30 | 96.70 | 10.00 | - | 4 | 8.10 | - |
| 2025-11-16 01:30 pm | 5.9 | 43.88 | 40.18 | 25.30 | 97.30 | 10.10 | - | 5 | 8.10 | - |
| 2025-11-16 01:15 pm | 6.2 | 43.88 | 40.21 | 25.40 | 97.20 | 10.10 | - | 5 | 8.10 | - |
| 2025-11-16 01:00 pm | 6.6 | 43.88 | 40.18 | 25.30 | 96.70 | 10.00 | - | 4 | 8.10 | - |
| 2025-11-16 12:45 pm | 6.9 | 43.88 | 40.17 | 25.30 | 96.90 | 10.10 | - | 5 | 8.10 | - |
| 2025-11-16 12:30 pm | 7.2 | 43.88 | 40.16 | 25.30 | 97.00 | 10.10 | - | 5 | 8.10 | - |
| 2025-11-16 12:15 pm | 7.5 | 43.88 | 40.14 | 25.30 | 97.10 | 10.10 | - | 5 | 8.10 | - |
| 2025-11-16 12:00 pm | 7.9 | 43.88 | 40.12 | 25.30 | 96.90 | 10.10 | - | 5 | 8.10 | - |
| 2025-11-16 11:45 am | 8.2 | 43.88 | 40.09 | 25.30 | 96.90 | 10.10 | - | 5 | 8.10 | - |
| 2025-11-16 11:30 am | 8.2 | 44.06 | 40.03 | 25.20 | 96.30 | 10.00 | - | 6 | 8.10 | - |
| 2025-11-16 11:15 am | 8.5 | 43.88 | 40.01 | 25.20 | 96.80 | 10.10 | - | 6 | 8.10 | - |
| 2025-11-16 11:00 am | 8.9 | 43.88 | 39.93 | 25.20 | 97.30 | 10.10 | - | 5 | 8.10 | - |
| 2025-11-16 10:45 am | 9.2 | 43.88 | 39.83 | 25.10 | 97.50 | 10.10 | - | 4 | 8.10 | - |
| 2025-11-16 10:30 am | 9.2 | 43.88 | 39.72 | 25.00 | 98.20 | 10.20 | - | 6 | 8.10 | - |
| 2025-11-16 10:15 am | 9.2 | 43.88 | 39.58 | 24.90 | 98.50 | 10.30 | - | 7 | 8.10 | - |
| 2025-11-16 10:00 am | 9.2 | 43.88 | 39.51 | 24.90 | 97.60 | 10.20 | - | 5 | 8.10 | - |
| 2025-11-16 09:45 am | 8.9 | 43.88 | 39.42 | 24.80 | 98.10 | 10.20 | - | 4 | 8.10 | - |
| 2025-11-16 09:30 am | 8.5 | 43.88 | 39.34 | 24.80 | 98.40 | 10.30 | - | 5 | 8.10 | - |
| 2025-11-16 09:15 am | 8.5 | 43.88 | 39.28 | 24.70 | 98.70 | 10.30 | - | 5 | 8.10 | - |
| 2025-11-16 09:00 am | 8.2 | 43.88 | 39.09 | 24.60 | 98.40 | 10.30 | - | 6 | 8.10 | - |
| 2025-11-16 08:45 am | 7.9 | 43.88 | 39.02 | 24.50 | 98.20 | 10.20 | - | 6 | 8.10 | - |
| 2025-11-16 08:30 am | 7.5 | 43.88 | 38.92 | 24.50 | 97.80 | 10.20 | - | 7 | 8.10 | - |
| 2025-11-16 08:15 am | 7.2 | 44.06 | 38.77 | 24.40 | 97.00 | 10.10 | - | 5 | 8.10 | - |
| 2025-11-16 08:00 am | 6.9 | 44.06 | 38.68 | 24.30 | 98.20 | 10.30 | - | 6 | 8.10 | - |
Historical data for station GBQN3 are available at the NERRS website.
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