Station CHQO3 - Winchester Arm, South Slough Reserve, OR


Ocean Conditions at CHQO3 as of
(3:15 am PST)
1115 GMT on 12/29/2025:

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): 3.9 ft
5-day plot - Ocean Temperature Ocean Temperature (OTMP):45.14 °F
5-day plot - Conductivity Conductivity (COND): 1.77 mS/cm
5-day plot - Salinity Salinity (SAL): 0.90 psu
5-day plot - Oxygen Saturation Oxygen Saturation (O2PCT): 87.1%
5-day plot - Oxygen Concentration Oxygen Concentration (O2PPM):10.40 ppm
5-day plot - Turbidity Turbidity (TURB): 5 FTU
5-day plot - pH pH (PH): 6.40
Previous observations
TIME
(PST)
DEPTH
ft
5-day plot - Ocean Temperature
OTMP
°F
5-day plot - Conductivity
COND
mS/cm
5-day plot - Salinity
SAL
psu
5-day plot - Oxygen Saturation
O2%
%
5-day plot - Oxygen Concentration
O2PPM
ppm
5-day plot - Chlorophyll
CLCON
ug/l
5-day plot - Turbidity
TURB
FTU
5-day plot - pH
PH
 
5-day plot - Eh
EH
mV
2025-12-29 03:00 am 3.644.78 0.51 0.3087.7010.60- 5 6.50-
2025-12-29 02:45 am 3.344.96 0.55 0.3087.8010.60- 5 6.50-
2025-12-29 02:30 am 3.344.96 0.63 0.3088.0010.60- 5 6.50-
2025-12-29 02:15 am 3.044.96 0.52 0.3088.2010.60- 4 6.40-
2025-12-29 02:00 am 2.644.96 0.32 0.2088.3010.60- 4 6.50-
2025-12-29 01:45 am 2.645.14 0.28 0.1088.3010.60- 5 6.50-
2025-12-29 01:30 am 2.345.14 0.30 0.1088.6010.70- 5 6.50-
2025-12-29 01:15 am 2.345.14 0.28 0.1088.8010.70- 5 6.50-
2025-12-29 01:00 am 2.045.14 0.26 0.1088.7010.70- 4 6.50-
2025-12-29 12:45 am 2.045.14 0.26 0.1089.0010.70- 6 6.50-
2025-12-29 12:30 am 2.045.32 0.25 0.1089.0010.70- 6 6.50-
2025-12-29 12:15 am 2.045.32 0.27 0.1088.9010.70- 5 6.50-
2025-12-29 12:00 am 2.045.32 0.26 0.1088.9010.70- 7 6.50-
2025-12-28 11:45 pm 2.045.32 0.27 0.1088.8010.70- 7 6.50-
2025-12-28 11:30 pm 2.045.32 0.26 0.1088.6010.60- 7 6.50-
2025-12-28 11:15 pm 2.345.32 0.26 0.1088.4010.60- 6 6.60-
2025-12-28 11:00 pm 2.345.32 0.28 0.1088.3010.60- 6 6.60-
2025-12-28 10:45 pm 2.345.32 0.30 0.1088.1010.60- 5 6.60-
2025-12-28 10:30 pm 2.645.32 0.30 0.1087.9010.60- 5 6.70-
2025-12-28 10:15 pm 3.045.50 0.73 0.4087.9010.50- 5 6.70-
2025-12-28 10:00 pm 3.045.50 1.28 0.6087.8010.50- 5 6.90-
2025-12-28 09:45 pm 3.345.86 2.79 1.5088.1010.40- 4 6.80-
2025-12-28 09:30 pm 3.347.48 8.61 4.8088.4010.00- 4 6.90-
2025-12-28 09:15 pm 3.649.4619.2711.5090.50 9.60- 4 7.20-
2025-12-28 09:00 pm 3.949.4619.6711.7089.40 9.40- 4 7.20-
2025-12-28 08:45 pm 3.949.4619.5411.6091.40 9.70- 4 7.20-
2025-12-28 08:30 pm 3.949.4619.3411.5091.10 9.60- 4 7.20-
2025-12-28 08:15 pm 4.349.4618.9211.2091.80 9.70- 4 7.20-
2025-12-28 08:00 pm 4.349.2818.0910.7092.10 9.80- 4 7.20-
2025-12-28 07:45 pm 4.649.4618.3910.9092.70 9.80- 4 7.20-
2025-12-28 07:30 pm 4.649.2816.74 9.8093.00 9.90- 4 7.10-
2025-12-28 07:15 pm 4.649.1013.98 8.1089.50 9.70- 5 7.00-
2025-12-28 07:00 pm 4.948.9213.12 7.6089.00 9.70- 5 6.90-
2025-12-28 06:45 pm 4.948.9210.14 5.7087.60 9.70- 6 6.80-
2025-12-28 06:30 pm 4.648.74 9.27 5.2087.70 9.70- 6 6.80-
2025-12-28 06:15 pm 4.648.74 7.97 4.4088.00 9.80- 7 6.70-
2025-12-28 06:00 pm 4.648.20 5.28 2.9086.00 9.80- 8 6.60-
2025-12-28 05:45 pm 4.647.66 2.08 1.1089.1010.30- 7 6.50-
2025-12-28 05:30 pm 4.347.84 1.10 0.6091.4010.60- 10 6.50-
2025-12-28 05:15 pm 4.347.84 1.03 0.5091.6010.60- 9 6.50-
2025-12-28 05:00 pm 3.947.48 0.83 0.4091.0010.60- 6 6.50-
2025-12-28 04:45 pm 3.647.30 0.76 0.4091.3010.70- 7 6.50-
2025-12-28 04:30 pm 3.647.30 0.69 0.3091.2010.70- 7 6.50-
2025-12-28 04:15 pm 3.347.12 0.70 0.4091.3010.70- 6 6.50-
2025-12-28 04:00 pm 3.047.12 0.73 0.4091.3010.70- 6 6.50-
2025-12-28 03:45 pm 3.047.12 0.51 0.3091.1010.70- 6 6.50-
2025-12-28 03:30 pm 2.646.58 0.37 0.2091.0010.70- 5 6.50-
2025-12-28 03:15 pm 2.646.76 0.36 0.2090.6010.70- 7 6.50-
2025-12-28 03:00 pm 2.346.76 0.37 0.2091.4010.80- 6 6.50-
2025-12-28 02:45 pm 2.346.76 0.37 0.2089.7010.60- 9 6.50-
2025-12-28 02:30 pm 2.046.58 0.35 0.2090.9010.70- 8 6.50-
2025-12-28 02:15 pm 1.646.58 0.34 0.2091.5010.80- 8 6.50-
2025-12-28 02:00 pm 1.646.58 0.34 0.2091.5010.80- 9 6.50-
2025-12-28 01:45 pm 1.646.58 0.34 0.2091.3010.80- 9 6.50-
2025-12-28 01:30 pm 1.646.58 0.35 0.2091.3010.80- 9 6.50-
2025-12-28 01:15 pm 1.646.40 0.34 0.2091.1010.80- 11 6.50-
2025-12-28 01:00 pm 1.646.40 0.35 0.2090.8010.80- 14 6.50-
2025-12-28 12:45 pm 1.346.22 0.35 0.2090.5010.70- 14 6.50-
2025-12-28 12:30 pm 1.646.22 0.34 0.2090.1010.70- 16 6.50-
2025-12-28 12:15 pm 2.046.04 0.35 0.2089.6010.60- 13 6.50-
2025-12-28 12:00 pm 2.046.04 0.36 0.2088.8010.60- 15 6.50-
2025-12-28 11:45 am 2.045.86 0.40 0.2087.9010.50- 13 6.60-
2025-12-28 11:30 am 2.345.68 0.47 0.2087.3010.40- 13 6.60-
2025-12-28 11:15 am 2.645.68 0.70 0.3086.4010.30- 11 6.70-
2025-12-28 11:00 am 3.045.68 1.88 1.0085.3010.10- 12 6.70-
2025-12-28 10:45 am 3.346.04 5.39 2.9083.70 9.80- 6 6.80-
2025-12-28 10:30 am 3.646.7610.64 6.0081.80 9.30- 4 6.90-
2025-12-28 10:15 am 3.947.8418.0110.6079.80 8.60- 4 7.00-
2025-12-28 10:00 am 4.348.7422.1613.3078.30 8.30- 4 7.20-
2025-12-28 09:45 am 4.648.9223.1714.0078.20 8.20- 4 7.20-
2025-12-28 09:30 am 4.649.1023.7414.4078.10 8.20- 5 7.30-
2025-12-28 09:15 am 4.949.1024.0314.6078.30 8.20- 4 7.30-
2025-12-28 09:00 am 5.249.1026.0415.9076.40 7.90- 5 7.30-
2025-12-28 08:45 am 5.649.1024.0614.6078.90 8.20- 4 7.30-
2025-12-28 08:30 am 5.649.1024.2214.7079.00 8.20- 4 7.30-
2025-12-28 08:15 am 5.949.1024.5014.9079.10 8.20- 4 7.30-
2025-12-28 08:00 am 6.248.9225.4515.5080.00 8.30- 5 7.40-
2025-12-28 07:45 am 6.648.9226.1515.9079.90 8.30- 5 7.40-
2025-12-28 07:30 am 6.648.9224.7215.0080.00 8.30- 4 7.40-
2025-12-28 07:15 am 6.948.9225.4015.5079.80 8.30- 4 7.40-
2025-12-28 07:00 am 6.948.9224.9415.1081.00 8.40- 4 7.40-
2025-12-28 06:45 am 7.248.7426.0915.9081.10 8.40- 4 7.40-
2025-12-28 06:30 am 7.248.7425.4315.5081.30 8.40- 5 7.40-
2025-12-28 06:15 am 7.548.7425.4715.5081.80 8.50- 5 7.40-
2025-12-28 06:00 am 7.548.7424.9515.2081.60 8.50- 5 7.40-
2025-12-28 05:45 am 7.548.9224.8615.1081.50 8.50- 5 7.40-
2025-12-28 05:30 am 7.249.1024.7615.0081.30 8.40- 5 7.40-
2025-12-28 05:15 am 7.249.1024.6615.0081.00 8.40- 6 7.40-
2025-12-28 05:00 am 6.949.2824.4814.8080.80 8.40- 6 7.40-
2025-12-28 04:45 am 6.949.4624.2414.7080.70 8.40- 6 7.30-
2025-12-28 04:30 am 6.649.4623.3614.1080.30 8.40- 6 7.30-
2025-12-28 04:15 am 6.249.2822.5113.6080.00 8.40- 6 7.20-
2025-12-28 04:00 am 5.949.2821.9413.2080.00 8.40- 6 7.20-