View the latest observations near East Pacific Tropical Depression One-E.
Station HWWH1 - Wai 2, He'eia Reserve, HI
Owned and maintained by National Estuarine Research Reserve System
Water Quality Station
21.438 N 157.811 W (21°26'18" N 157°48'39" W)
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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): | 1.3 ft |
 Ocean Temperature (OTMP): | 76.28 °F |
| Oxygen Saturation (O2PCT): | 49.4% |
| Oxygen Concentration (O2PPM): | 4.10 ppm |
| Turbidity (TURB): | 13 FTU |
| pH (PH): | 7.10 |
| TIME (HST) |
DEPTH ft |
OTMP °F |
COND mS/cm |
SAL psu |
O2% % |
O2PPM ppm |
CLCON ug/l |
TURB FTU |
PH |
EH mV |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-06-02 08:00 pm | 1.3 | 76.46 | - | - | 49.70 | 4.10 | - | 13 | 7.20 | - |
| 2026-06-02 07:45 pm | 1.6 | 76.46 | - | - | 50.10 | 4.20 | - | 13 | 7.20 | - |
| 2026-06-02 07:30 pm | 1.6 | 76.64 | - | - | 50.50 | 4.20 | - | 14 | 7.20 | - |
| 2026-06-02 07:15 pm | 1.6 | 76.64 | - | - | 50.90 | 4.20 | - | 13 | 7.30 | - |
| 2026-06-02 07:00 pm | 1.6 | 76.82 | - | - | 51.30 | 4.30 | - | 13 | 7.30 | - |
| 2026-06-02 06:45 pm | 1.6 | 76.82 | - | - | 51.80 | 4.30 | - | 13 | 7.40 | - |
| 2026-06-02 06:30 pm | 1.6 | 77.00 | - | - | 53.10 | 4.40 | - | 13 | 7.20 | - |
| 2026-06-02 06:15 pm | 1.6 | 77.18 | - | - | 55.00 | 4.50 | - | 12 | 7.20 | - |
| 2026-06-02 06:00 pm | 1.6 | 77.36 | - | - | 56.70 | 4.60 | - | 12 | 7.40 | - |
| 2026-06-02 05:45 pm | 1.6 | 77.90 | 20.63 | 12.30 | 62.50 | 4.70 | - | 10 | 7.40 | - |
| 2026-06-02 05:30 pm | 1.6 | 77.36 | 7.41 | - | 56.70 | 4.50 | - | 12 | 7.20 | - |
| 2026-06-02 05:15 pm | 1.6 | 77.90 | 15.84 | 9.30 | 64.80 | 5.00 | - | 9 | 7.30 | - |
| 2026-06-02 05:00 pm | 1.6 | 78.26 | 26.19 | 16.00 | 75.40 | 5.70 | - | 7 | 7.60 | - |
| 2026-06-02 04:45 pm | 1.6 | 78.08 | 21.82 | 13.10 | 73.50 | 5.60 | - | 8 | 7.50 | - |
| 2026-06-02 04:30 pm | 1.6 | 78.26 | 23.21 | 14.00 | 74.40 | 5.60 | - | 7 | 7.50 | - |
| 2026-06-02 04:15 pm | 1.6 | 78.26 | 24.80 | 15.10 | 76.40 | 5.70 | - | 8 | 7.60 | - |
| 2026-06-02 04:00 pm | 1.3 | 78.44 | 25.21 | 15.30 | 76.90 | 5.70 | - | 7 | 7.60 | - |
| 2026-06-02 03:45 pm | 1.3 | 78.44 | 26.69 | 16.30 | 76.10 | 5.70 | - | 7 | 7.50 | - |
| 2026-06-02 03:30 pm | 1.3 | 78.62 | 26.05 | 15.90 | 77.30 | 5.80 | - | 8 | 7.60 | - |
| 2026-06-02 03:15 pm | 1.0 | 78.44 | 22.46 | 13.50 | 75.10 | 5.70 | - | 9 | 7.50 | - |
| 2026-06-02 03:00 pm | 1.0 | 78.44 | 22.15 | 13.30 | 73.10 | 5.60 | - | 9 | 7.50 | - |
| 2026-06-02 02:45 pm | 1.0 | 78.26 | 19.75 | 11.80 | 70.70 | 5.40 | - | 9 | 7.40 | - |
| 2026-06-02 02:30 pm | 0.7 | 78.26 | 18.26 | 10.80 | 68.20 | 5.20 | - | 11 | 7.30 | - |
| 2026-06-02 02:15 pm | 0.7 | 78.08 | 17.12 | 10.10 | 67.00 | 5.20 | - | 11 | 7.20 | - |
| 2026-06-02 02:00 pm | 0.7 | 77.90 | 15.02 | 8.70 | 64.90 | 5.10 | - | 12 | 7.20 | - |
| 2026-06-02 01:45 pm | 0.7 | 77.72 | 11.11 | 6.30 | 62.10 | 4.90 | - | 13 | 7.10 | - |
| 2026-06-02 01:30 pm | 0.7 | 77.36 | 7.79 | - | 60.60 | 4.80 | - | 13 | 7.10 | - |
| 2026-06-02 01:15 pm | 0.7 | 77.18 | 5.39 | - | 58.40 | 4.70 | - | 14 | 7.10 | - |
| 2026-06-02 01:00 pm | 0.3 | 76.82 | 5.30 | - | 55.20 | 4.50 | - | 14 | 7.00 | - |
| 2026-06-02 12:45 pm | 0.3 | 76.46 | - | - | 52.50 | 4.40 | - | 14 | 7.00 | - |
| 2026-06-02 12:30 pm | 0.3 | 76.28 | - | - | 51.90 | 4.30 | - | 15 | 7.00 | - |
| 2026-06-02 12:15 pm | 0.3 | 76.28 | - | - | 51.30 | 4.30 | - | 15 | 7.00 | - |
| 2026-06-02 12:00 pm | 0.3 | 76.10 | - | - | 50.80 | 4.20 | - | 15 | 7.00 | - |
| 2026-06-02 11:45 am | 0.3 | 76.10 | - | - | 50.10 | 4.20 | - | 15 | 7.00 | - |
| 2026-06-02 11:30 am | 0.3 | 76.10 | - | - | 49.70 | 4.10 | - | 16 | 7.00 | - |
| 2026-06-02 11:15 am | 0.3 | 76.10 | - | - | 49.40 | 4.10 | - | 16 | 7.00 | - |
| 2026-06-02 11:00 am | 0.3 | 76.10 | - | - | 48.60 | 4.10 | - | 17 | 7.00 | - |
| 2026-06-02 10:45 am | 0.3 | 76.10 | - | - | 48.70 | 4.10 | - | 15 | 7.00 | - |
| 2026-06-02 10:30 am | 0.3 | 75.92 | - | - | 48.60 | 4.10 | - | 15 | 7.00 | - |
| 2026-06-02 10:15 am | 0.3 | 75.92 | - | - | 48.90 | 4.10 | - | 15 | 7.00 | - |
| 2026-06-02 10:00 am | 0.3 | 75.92 | - | - | 49.20 | 4.10 | - | 15 | 7.00 | - |
| 2026-06-02 09:45 am | 0.3 | 75.92 | - | - | 49.10 | 4.10 | - | 16 | 7.00 | - |
| 2026-06-02 09:30 am | 0.3 | 75.92 | - | - | 47.90 | 4.00 | - | 17 | 7.00 | - |
| 2026-06-02 09:15 am | 0.3 | 75.92 | - | - | 47.90 | 4.00 | - | 16 | 7.00 | - |
| 2026-06-02 09:00 am | 0.3 | 75.74 | - | - | 47.20 | 4.00 | - | 15 | 7.00 | - |
| 2026-06-02 08:45 am | 0.3 | 75.74 | - | - | 46.90 | 3.90 | - | 15 | 7.00 | - |
| 2026-06-02 08:30 am | 0.3 | 75.74 | - | - | 46.90 | 3.90 | - | 15 | 7.00 | - |
| 2026-06-02 08:15 am | 0.3 | 75.74 | - | - | 46.70 | 3.90 | - | 15 | 7.00 | - |
| 2026-06-02 08:00 am | 0.3 | 75.74 | - | - | 46.30 | 3.90 | - | 15 | 7.00 | - |
| 2026-06-02 07:45 am | 0.3 | 75.74 | - | - | 45.90 | 3.80 | - | 15 | 7.00 | - |
| 2026-06-02 07:30 am | 0.3 | 75.74 | - | - | 45.60 | 3.80 | - | 15 | 7.00 | - |
| 2026-06-02 07:15 am | 0.3 | 75.74 | - | - | 45.40 | 3.80 | - | 16 | 7.00 | - |
| 2026-06-02 07:00 am | 0.3 | 75.74 | - | - | 45.30 | 3.80 | - | 16 | 7.00 | - |
| 2026-06-02 06:45 am | 0.3 | 75.74 | - | - | 45.30 | 3.80 | - | 16 | 7.00 | - |
| 2026-06-02 06:30 am | 0.3 | 75.74 | - | - | 45.40 | 3.80 | - | 16 | 7.00 | - |
| 2026-06-02 06:15 am | 0.3 | 75.74 | - | - | 45.50 | 3.80 | - | 16 | 7.00 | - |
| 2026-06-02 06:00 am | 0.3 | 75.92 | - | - | 45.30 | 3.80 | - | 15 | 7.00 | - |
| 2026-06-02 05:45 am | 0.3 | 75.92 | - | - | 45.00 | 3.80 | - | 15 | 7.00 | - |
| 2026-06-02 05:30 am | 0.3 | 75.92 | - | - | 45.10 | 3.80 | - | 15 | 7.00 | - |
| 2026-06-02 05:15 am | 0.3 | 75.92 | - | - | 45.00 | 3.80 | - | 15 | 7.00 | - |
| 2026-06-02 05:00 am | 0.3 | 75.92 | - | - | 45.40 | 3.80 | - | 15 | 7.00 | - |
| 2026-06-02 04:45 am | 0.3 | 75.92 | - | - | 45.50 | 3.80 | - | 14 | 7.00 | - |
| 2026-06-02 04:30 am | 0.7 | 76.10 | - | - | 45.20 | 3.80 | - | 14 | 7.00 | - |
| 2026-06-02 04:15 am | 0.7 | 76.10 | - | - | 45.10 | 3.80 | - | 14 | 7.00 | - |
| 2026-06-02 04:00 am | 0.7 | 76.10 | - | - | 45.40 | 3.80 | - | 14 | 7.00 | - |
| 2026-06-02 03:45 am | 0.7 | 76.10 | - | - | 45.60 | 3.80 | - | 14 | 7.00 | - |
| 2026-06-02 03:30 am | 0.7 | 76.10 | - | - | 45.80 | 3.80 | - | 14 | 7.00 | - |
| 2026-06-02 03:15 am | 0.7 | 76.28 | - | - | 45.70 | 3.80 | - | 13 | 7.00 | - |
| 2026-06-02 03:00 am | 0.7 | 76.28 | - | - | 46.00 | 3.80 | - | 14 | 7.00 | - |
| 2026-06-02 02:45 am | 0.7 | 76.28 | - | - | 46.00 | 3.80 | - | 14 | 7.00 | - |
| 2026-06-02 02:30 am | 0.7 | 76.28 | - | - | 46.30 | 3.90 | - | 14 | 7.00 | - |
| 2026-06-02 02:15 am | 0.7 | 76.28 | - | - | 46.80 | 3.90 | - | 14 | 7.00 | - |
| 2026-06-02 02:00 am | 0.7 | 76.46 | - | - | 46.90 | 3.90 | - | 14 | 7.00 | - |
| 2026-06-02 01:45 am | 0.7 | 76.46 | - | - | 46.90 | 3.90 | - | 14 | 7.00 | - |
| 2026-06-02 01:30 am | 0.7 | 76.46 | - | - | 47.10 | 3.90 | - | 14 | 7.00 | - |
| 2026-06-02 01:15 am | 0.7 | 76.64 | - | - | 47.10 | 3.90 | - | 14 | 7.00 | - |
| 2026-06-02 01:00 am | 0.7 | 76.64 | - | - | 47.10 | 3.90 | - | 14 | 7.00 | - |
| 2026-06-02 12:45 am | 0.7 | 76.64 | - | - | 47.20 | 3.90 | - | 14 | 7.00 | - |
| 2026-06-02 12:30 am | 0.7 | 76.82 | - | - | 47.00 | 3.90 | - | 14 | 7.00 | - |
| 2026-06-02 12:15 am | 0.7 | 76.82 | - | - | 46.00 | 3.80 | - | 14 | 7.00 | - |
| 2026-06-02 12:00 am | 0.7 | 77.00 | - | - | 45.80 | 3.80 | - | 14 | 7.00 | - |
| 2026-06-01 11:45 pm | 0.7 | 77.00 | - | - | 46.80 | 3.90 | - | 14 | 7.00 | - |
| 2026-06-01 11:30 pm | 1.0 | 77.00 | - | - | 46.20 | 3.80 | - | 13 | 7.00 | - |
| 2026-06-01 11:15 pm | 1.0 | 77.18 | - | - | 46.30 | 3.80 | - | 14 | 7.00 | - |
| 2026-06-01 11:00 pm | 1.0 | 77.18 | - | - | 46.00 | 3.80 | - | 14 | 7.00 | - |
| 2026-06-01 10:45 pm | 1.0 | 77.36 | - | - | 44.80 | 3.70 | - | 14 | 7.00 | - |
| 2026-06-01 10:30 pm | 1.0 | 77.54 | - | - | 43.80 | 3.60 | - | 14 | 7.00 | - |
| 2026-06-01 10:15 pm | 1.0 | 77.72 | - | - | 44.90 | 3.70 | - | 13 | 7.00 | - |
| 2026-06-01 10:00 pm | 1.0 | 77.72 | - | - | 43.60 | 3.60 | - | 13 | 7.00 | - |
| 2026-06-01 09:45 pm | 1.0 | 77.90 | - | - | 43.90 | 3.60 | - | 13 | 7.00 | - |
| 2026-06-01 09:30 pm | 1.0 | 78.08 | - | - | 43.80 | 3.60 | - | 13 | 7.10 | - |
| 2026-06-01 09:15 pm | 1.0 | 78.26 | - | - | 43.90 | 3.60 | - | 12 | 7.10 | - |
| 2026-06-01 09:00 pm | 1.0 | 78.44 | - | - | 44.20 | 3.60 | - | 12 | 7.10 | - |
Historical data for station HWWH1 are available at the NERRS website.
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