Station LTQM2 - Otter Point Creek, Chesapeake Bay Reserve, MD
Owned and maintained by National Estuarine Research Reserve System
NERRS Water Quality Station
39.451 N 76.275 W (39°27'3" N 76°16'29" 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): | 1.6 ft |
 Ocean Temperature (OTMP): | 37.40 °F |
| Conductivity (COND): | 4.31 mS/cm |
| Salinity (SAL): | 2.30 psu |
| Oxygen Saturation (O2PCT): | 104.7% |
| Oxygen Concentration (O2PPM): | 13.90 ppm |
| Turbidity (TURB): | 6 FTU |
| pH (PH): | 7.40 |
| TIME (EST) |
DEPTH ft |
OTMP °F |
COND mS/cm |
SAL psu |
O2% % |
O2PPM ppm |
CLCON ug/l |
TURB FTU |
PH |
EH mV |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-12-28 07:45 pm | 1.6 | 37.58 | 4.25 | 2.20 | 107.30 | 14.20 | - | 8 | 7.40 | - |
| 2025-12-28 07:30 pm | 2.0 | 38.30 | 5.62 | 3.00 | 114.00 | 14.80 | - | 5 | 7.30 | - |
| 2025-12-28 07:15 pm | 2.0 | 38.12 | 5.56 | 3.00 | 114.20 | 14.90 | - | 5 | 7.30 | - |
| 2025-12-28 07:00 pm | 2.0 | 38.12 | 5.60 | 3.00 | 113.00 | 14.70 | - | 5 | 7.30 | - |
| 2025-12-28 06:45 pm | 2.0 | 38.30 | 5.70 | 3.10 | 111.50 | 14.50 | - | 5 | 7.10 | - |
| 2025-12-28 06:30 pm | 2.0 | 38.30 | 5.74 | 3.10 | 110.90 | 14.40 | - | 5 | 7.20 | - |
| 2025-12-28 06:15 pm | 2.3 | 38.12 | 5.79 | 3.10 | 110.80 | 14.40 | - | 4 | 7.20 | - |
| 2025-12-28 06:00 pm | 2.3 | 38.12 | 5.81 | 3.10 | 111.00 | 14.50 | - | 5 | 7.20 | - |
| 2025-12-28 05:45 pm | 2.3 | 38.12 | 5.81 | 3.10 | 110.10 | 14.40 | - | 5 | 7.20 | - |
| 2025-12-28 05:30 pm | 2.3 | 37.94 | 5.87 | 3.20 | 110.40 | 14.40 | - | 6 | 7.20 | - |
| 2025-12-28 05:15 pm | 2.6 | 37.76 | 5.90 | 3.20 | 109.90 | 14.40 | - | 5 | 7.20 | - |
| 2025-12-28 05:00 pm | 2.6 | 37.76 | 5.91 | 3.20 | 109.90 | 14.40 | - | 5 | 7.30 | - |
| 2025-12-28 04:45 pm | 2.6 | 37.76 | 5.91 | 3.20 | 109.40 | 14.30 | - | 5 | 7.40 | - |
| 2025-12-28 04:30 pm | 2.6 | 37.94 | 5.86 | 3.10 | 110.30 | 14.40 | - | 5 | 7.40 | - |
| 2025-12-28 04:15 pm | 2.6 | 37.94 | 5.84 | 3.10 | 110.90 | 14.50 | - | 5 | 7.40 | - |
| 2025-12-28 04:00 pm | 2.6 | 38.12 | 5.78 | 3.10 | 112.40 | 14.70 | - | 5 | 7.40 | - |
| 2025-12-28 03:45 pm | 2.6 | 38.30 | 5.66 | 3.00 | 114.40 | 14.90 | - | 6 | 7.30 | - |
| 2025-12-28 03:30 pm | 2.6 | 38.48 | 5.61 | 3.00 | 115.20 | 15.00 | - | 6 | 7.30 | - |
| 2025-12-28 03:15 pm | 2.6 | 38.48 | 5.60 | 3.00 | 113.50 | 14.80 | - | 5 | 7.20 | - |
| 2025-12-28 03:00 pm | 3.0 | 38.30 | 5.60 | 3.00 | 113.40 | 14.80 | - | 10 | 7.30 | - |
| 2025-12-28 02:45 pm | 2.6 | 38.30 | 5.60 | 3.00 | 112.90 | 14.70 | - | 15 | 7.30 | - |
| 2025-12-28 02:30 pm | 3.0 | 38.30 | 5.59 | 3.00 | 112.50 | 14.60 | - | 8 | 7.40 | - |
| 2025-12-28 02:15 pm | 3.0 | 38.48 | 5.60 | 3.00 | 112.50 | 14.60 | - | 8 | 7.40 | - |
| 2025-12-28 02:00 pm | 3.0 | 38.48 | 5.61 | 3.00 | 113.90 | 14.80 | - | 5 | 7.40 | - |
| 2025-12-28 01:45 pm | 2.6 | 38.12 | 5.26 | 2.80 | 109.40 | 14.30 | - | 7 | 7.30 | - |
| 2025-12-28 01:30 pm | 2.6 | 37.40 | 4.81 | 2.60 | 106.10 | 14.10 | - | 6 | 7.30 | - |
| 2025-12-28 01:15 pm | 2.6 | 37.40 | 4.70 | 2.50 | 104.90 | 13.90 | - | 7 | 7.30 | - |
| 2025-12-28 01:00 pm | 2.6 | 37.22 | 4.66 | 2.50 | 105.20 | 13.90 | - | 7 | 7.30 | - |
| 2025-12-28 12:45 pm | 2.6 | 37.22 | 4.63 | 2.50 | 105.50 | 14.00 | - | 9 | 7.30 | - |
| 2025-12-28 12:30 pm | 2.6 | 37.22 | 4.61 | 2.40 | 105.00 | 13.90 | - | 11 | 7.20 | - |
| 2025-12-28 12:15 pm | 2.6 | 37.04 | 4.62 | 2.40 | 105.40 | 14.00 | - | 6 | 7.20 | - |
| 2025-12-28 12:00 pm | 2.3 | 37.04 | 4.74 | 2.50 | 105.00 | 14.00 | - | 6 | 7.20 | - |
| 2025-12-28 11:45 am | 2.3 | 37.04 | 4.75 | 2.50 | 105.00 | 14.00 | - | 6 | 7.10 | - |
| 2025-12-28 11:30 am | 2.3 | 36.86 | 4.74 | 2.50 | 104.70 | 14.00 | - | 6 | 7.20 | - |
| 2025-12-28 11:15 am | 2.3 | 36.86 | 4.73 | 2.50 | 104.80 | 14.00 | - | 6 | 7.20 | - |
| 2025-12-28 11:00 am | 2.3 | 36.86 | 4.71 | 2.50 | 105.10 | 14.00 | - | 7 | 7.20 | - |
| 2025-12-28 10:45 am | 2.0 | 36.86 | 4.69 | 2.50 | 101.70 | 13.60 | - | 5 | 7.20 | - |
| 2025-12-28 10:30 am | 2.0 | 37.04 | 4.73 | 2.50 | 104.30 | 13.90 | - | 5 | 7.30 | - |
| 2025-12-28 10:15 am | 2.0 | 36.86 | 4.74 | 2.50 | 104.80 | 14.00 | - | 20 | 7.30 | - |
| 2025-12-28 10:00 am | 2.0 | 37.22 | 4.83 | 2.60 | 103.00 | 13.70 | - | 6 | 7.20 | - |
| 2025-12-28 09:45 am | 1.6 | 37.40 | 4.97 | 2.60 | 102.00 | 13.50 | - | 339 | 7.20 | - |
| 2025-12-28 09:30 am | 1.6 | 37.76 | 5.05 | 2.70 | 102.90 | 13.60 | - | 311 | 7.20 | - |
| 2025-12-28 09:15 am | 1.6 | 37.76 | 5.19 | 2.80 | 106.40 | 14.00 | - | 28 | 7.20 | - |
| 2025-12-28 09:00 am | 1.6 | 38.12 | 5.37 | 2.90 | 105.30 | 13.80 | - | 11 | 7.10 | - |
| 2025-12-28 08:45 am | 1.3 | 38.30 | 5.56 | 3.00 | 106.30 | 13.80 | - | 7 | 7.00 | - |
| 2025-12-28 08:30 am | 1.3 | 38.12 | 5.38 | 2.90 | 102.30 | 13.40 | - | 7 | 7.10 | - |
| 2025-12-28 08:15 am | 1.3 | 38.30 | 5.48 | 2.90 | 104.20 | 13.60 | - | 7 | 7.10 | - |
| 2025-12-28 08:00 am | 1.3 | 38.30 | 5.64 | 3.00 | 105.60 | 13.80 | - | 6 | 7.10 | - |
| 2025-12-28 07:45 am | 1.3 | 38.30 | 5.53 | 3.00 | 104.60 | 13.60 | - | 6 | 7.10 | - |
| 2025-12-28 07:30 am | 1.3 | 38.48 | 5.62 | 3.00 | 105.70 | 13.70 | - | 7 | 7.20 | - |
| 2025-12-28 07:15 am | 1.3 | 38.30 | 5.57 | 3.00 | 106.00 | 13.80 | - | 6 | 7.10 | - |
| 2025-12-28 07:00 am | 1.3 | 38.30 | 5.59 | 3.00 | 108.50 | 14.10 | - | 5 | 7.20 | - |
| 2025-12-28 06:45 am | 1.3 | 38.48 | 5.66 | 3.00 | 108.70 | 14.10 | - | 5 | 7.10 | - |
| 2025-12-28 06:30 am | 1.3 | 38.48 | 5.86 | 3.20 | 105.20 | 13.70 | - | 6 | 7.00 | - |
| 2025-12-28 06:15 am | 1.6 | 38.48 | 6.04 | 3.30 | 93.00 | 12.10 | - | 7 | 6.90 | - |
| 2025-12-28 06:00 am | 1.6 | 38.48 | 6.06 | 3.30 | 92.30 | 12.00 | - | 7 | 6.90 | - |
| 2025-12-28 05:45 am | 1.6 | 38.48 | 6.06 | 3.30 | 91.80 | 11.90 | - | 7 | 6.90 | - |
| 2025-12-28 05:30 am | 1.6 | 38.48 | 6.05 | 3.30 | 91.80 | 11.90 | - | 7 | 6.90 | - |
| 2025-12-28 05:15 am | 1.6 | 38.48 | 6.00 | 3.20 | 95.80 | 12.40 | - | 8 | 6.90 | - |
| 2025-12-28 05:00 am | 1.6 | 38.30 | 5.94 | 3.20 | 100.10 | 13.00 | - | 7 | 6.90 | - |
| 2025-12-28 04:45 am | 1.6 | 38.30 | 6.06 | 3.30 | 97.20 | 12.60 | - | 8 | 6.90 | - |
| 2025-12-28 04:30 am | 2.0 | 38.48 | 6.10 | 3.30 | 97.00 | 12.60 | - | 7 | 6.90 | - |
| 2025-12-28 04:15 am | 2.0 | 38.48 | 6.10 | 3.30 | 97.70 | 12.70 | - | 6 | 6.90 | - |
| 2025-12-28 04:00 am | 2.0 | 38.30 | 6.10 | 3.30 | 98.10 | 12.70 | - | 6 | 6.90 | - |
| 2025-12-28 03:45 am | 2.0 | 38.30 | 6.10 | 3.30 | 97.20 | 12.60 | - | 6 | 6.90 | - |
| 2025-12-28 03:30 am | 2.0 | 38.30 | 6.08 | 3.30 | 100.00 | 13.00 | - | 6 | 6.90 | - |
| 2025-12-28 03:15 am | 2.0 | 38.30 | 6.09 | 3.30 | 98.90 | 12.80 | - | 6 | 6.90 | - |
| 2025-12-28 03:00 am | 2.0 | 38.30 | 6.10 | 3.30 | 99.30 | 12.90 | - | 7 | 6.90 | - |
| 2025-12-28 02:45 am | 2.0 | 38.30 | 6.10 | 3.30 | 100.40 | 13.10 | - | 7 | 7.00 | - |
| 2025-12-28 02:30 am | 2.0 | 38.12 | 6.08 | 3.30 | 100.50 | 13.10 | - | 8 | 7.00 | - |
| 2025-12-28 02:15 am | 2.0 | 38.12 | 6.07 | 3.30 | 99.40 | 13.00 | - | 12 | 6.90 | - |
| 2025-12-28 02:00 am | 2.0 | 37.76 | 6.02 | 3.20 | 101.60 | 13.30 | - | 8 | 6.90 | - |
| 2025-12-28 01:45 am | 2.0 | 37.76 | 6.05 | 3.30 | 105.70 | 13.90 | - | 8 | 6.90 | - |
| 2025-12-28 01:30 am | 2.0 | 37.76 | 6.08 | 3.30 | 105.40 | 13.80 | - | 7 | 6.90 | - |
| 2025-12-28 01:15 am | 2.0 | 37.94 | 6.09 | 3.30 | 107.50 | 14.10 | - | 5 | 7.00 | - |
| 2025-12-28 01:00 am | 2.0 | 37.94 | 6.10 | 3.30 | 104.70 | 13.70 | - | 6 | 6.90 | - |
| 2025-12-28 12:45 am | 2.0 | 38.12 | 6.11 | 3.30 | 104.40 | 13.60 | - | 7 | 7.00 | - |
| 2025-12-28 12:30 am | 2.0 | 38.12 | 6.11 | 3.30 | 104.00 | 13.60 | - | 8 | 7.10 | - |
| 2025-12-28 12:15 am | 1.6 | 38.30 | 6.11 | 3.30 | 101.90 | 13.30 | - | 13 | 7.10 | - |
| 2025-12-28 12:00 am | 1.6 | 38.12 | 6.09 | 3.30 | 102.30 | 13.30 | - | 18 | 7.10 | - |
| 2025-12-27 11:45 pm | 1.6 | 38.48 | 6.09 | 3.30 | 104.60 | 13.60 | - | 14 | 7.10 | - |
| 2025-12-27 11:30 pm | 1.6 | 38.66 | 6.06 | 3.30 | 100.70 | 13.00 | - | 23 | 7.00 | - |
| 2025-12-27 11:15 pm | 1.6 | 39.02 | 6.11 | 3.30 | 110.10 | 14.20 | - | 8 | 7.00 | - |
| 2025-12-27 11:00 pm | 1.6 | 38.84 | 6.14 | 3.30 | 109.00 | 14.00 | - | 6 | 7.10 | - |
| 2025-12-27 10:45 pm | 1.3 | 38.84 | 6.13 | 3.30 | 106.90 | 13.80 | - | 10 | 7.10 | - |
| 2025-12-27 10:30 pm | 1.3 | 38.66 | 6.12 | 3.30 | 105.70 | 13.70 | - | 7 | 7.00 | - |
| 2025-12-27 10:15 pm | 1.3 | 38.48 | 6.12 | 3.30 | 105.30 | 13.60 | - | 13 | 7.10 | - |
| 2025-12-27 10:00 pm | 1.0 | 38.66 | 6.14 | 3.30 | 105.50 | 13.70 | - | 7 | 7.10 | - |
| 2025-12-27 09:45 pm | 1.0 | 38.48 | 6.12 | 3.30 | 105.90 | 13.70 | - | 10 | 7.10 | - |
| 2025-12-27 09:30 pm | 1.0 | 38.30 | 6.12 | 3.30 | 108.30 | 14.10 | - | 7 | 7.20 | - |
| 2025-12-27 09:15 pm | 1.0 | 38.12 | 6.11 | 3.30 | 110.40 | 14.40 | - | 5 | 7.20 | - |
| 2025-12-27 09:00 pm | 0.7 | 38.30 | 6.13 | 3.30 | 110.60 | 14.40 | - | 9 | 7.20 | - |
Historical data for station LTQM2 are available at the NERRS website.
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