Station EHSC1 - North Marsh, Elkhorn Slough Reserve, CA

Owned and maintained by National Estuarine Research Reserve System
NERRS Water Quality Station
36.835 N 121.738 W (36°50'5" N 121°44'18" W)

Meteorological Observations from Nearby Stations and Ships

Regional HF Radar Surface Current Observations

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Disclaimer

Ocean Conditions at EHSC1 as of
(9:00 am PDT)
1600 GMT on 03/31/2020:
These oceanographic data are displayed in rounded times. Unit of Measure: Time Zone: 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):	3.0 ft
	Ocean Temperature (OTMP):	57.38 °F
	Salinity (SAL):	28.90 psu
	Oxygen Concentration (O2PCT):	55.8%
	Oxygen Concentration (O2PPM):	4.80 ppm
	Turbidity (TURB):	5 FTU
	pH (PH):	7.70

Previous observations

MM	DD	TIME (PDT)	DEPTH ft	OTMP °F	COND mS/cm	SAL psu	O2% %	O2PPM ppm	CLCON ug/l	TURB FTU	PH	EH mv
03	31	8:45 am	3.0	57.20	-	29.00	52.00	4.50	-	9	7.70	-
03	31	8:30 am	3.0	57.20	-	29.10	46.10	4.00	-	4	7.70	-
03	31	8:15 am	3.0	57.02	-	29.10	42.10	3.60	-	4	7.60	-
03	31	8:00 am	3.0	57.02	-	29.10	38.50	3.30	-	5	7.60	-
03	31	7:45 am	3.0	58.28	-	29.10	39.60	3.40	-	5	7.60	-
03	31	7:30 am	3.0	59.54	-	29.20	46.20	3.90	-	4	7.70	-
03	31	7:15 am	3.3	59.72	-	29.10	47.90	4.00	-	5	7.70	-
03	31	7:00 am	3.3	59.90	-	29.20	48.50	4.10	-	5	7.70	-
03	31	6:45 am	3.3	60.08	-	29.20	48.80	4.10	-	5	7.70	-
03	31	6:30 am	3.3	60.26	-	29.20	50.40	4.20	-	5	7.70	-
03	31	6:15 am	3.3	60.26	-	29.20	53.10	4.40	-	5	7.70	-
03	31	6:00 am	3.3	60.26	-	29.20	54.50	4.50	-	5	7.70	-
03	31	5:45 am	3.3	60.44	-	29.20	56.10	4.70	-	5	7.70	-
03	31	5:30 am	3.3	60.44	-	29.20	57.60	4.80	-	5	7.70	-
03	31	5:15 am	3.3	60.62	-	29.20	56.80	4.70	-	6	7.70	-
03	31	5:00 am	3.3	60.80	-	29.20	56.60	4.70	-	6	7.70	-
03	31	4:45 am	3.3	-	-	29.10	56.00	4.60	-	6	7.70	-
03	31	4:30 am	3.3	61.16	-	29.00	54.60	4.50	-	5	7.70	-
03	31	4:15 am	3.3	61.34	-	29.00	52.00	4.30	-	6	7.70	-
03	31	4:00 am	3.3	61.52	-	28.90	50.60	4.20	-	6	7.70	-
03	31	3:45 am	3.3	61.52	-	28.80	49.40	4.10	-	6	7.70	-
03	31	3:30 am	3.3	61.52	-	28.70	48.50	4.00	-	6	7.70	-
03	31	3:15 am	3.3	61.52	-	28.60	48.50	4.00	-	5	7.70	-
03	31	3:00 am	3.3	61.34	-	28.50	47.90	4.00	-	6	7.70	-
03	31	2:45 am	3.3	61.34	-	28.40	48.20	4.00	-	5	7.70	-
03	31	2:30 am	3.3	61.34	-	28.40	45.80	3.80	-	8	7.70	-
03	31	2:15 am	3.3	61.34	-	28.30	40.40	3.30	-	7	7.70	-
03	31	2:00 am	3.3	61.34	-	28.20	45.00	3.70	-	6	7.70	-
03	31	1:45 am	3.0	61.52	-	28.20	46.20	3.80	-	6	7.70	-
03	31	1:30 am	3.0	61.70	-	28.20	45.30	3.70	-	7	7.70	-
03	31	1:15 am	3.0	61.88	-	28.20	44.70	3.70	-	6	7.70	-
03	31	1:00 am	3.0	62.24	-	28.20	43.90	3.60	-	5	7.70	-
03	31	12:45 am	3.0	62.78	-	28.10	43.10	3.50	-	5	7.70	-
03	31	12:30 am	3.0	62.96	-	28.00	45.00	3.70	-	5	7.70	-
03	31	12:15 am	3.0	63.32	-	27.90	46.80	3.80	-	4	7.70	-
03	31	12:00 am	3.0	63.50	-	27.80	47.30	3.80	-	4	7.70	-
03	30	11:45 pm	3.0	63.68	-	27.80	48.40	3.90	-	4	7.70	-
03	30	11:30 pm	3.0	63.86	-	27.80	49.50	4.00	-	4	7.70	-
03	30	11:15 pm	3.0	64.04	-	27.70	48.50	3.90	-	5	7.70	-
03	30	11:00 pm	3.0	64.40	-	27.70	49.10	3.90	-	5	7.80	-
03	30	10:45 pm	3.0	65.30	-	27.80	39.20	3.10	-	5	7.80	-
03	30	10:30 pm	3.0	65.84	-	27.80	32.30	2.60	-	5	7.80	-
03	30	10:15 pm	3.0	66.38	-	27.90	22.70	1.80	-	5	7.80	-
03	30	10:00 pm	3.0	66.74	-	27.90	27.50	2.20	-	5	7.80	-
03	30	9:45 pm	3.0	67.10	-	27.90	30.90	2.40	-	4	7.80	-
03	30	9:30 pm	3.0	67.28	-	27.90	34.60	2.70	-	4	7.90	-
03	30	9:15 pm	3.0	67.46	-	27.90	37.00	2.90	-	4	7.80	-
03	30	9:00 pm	3.0	67.64	-	28.00	48.70	3.80	-	5	7.90	-
03	30	8:45 pm	3.0	67.82	-	28.00	44.00	3.40	-	5	7.90	-
03	30	8:30 pm	3.0	68.00	-	28.00	44.60	3.40	-	5	7.90	-
03	30	8:15 pm	3.0	68.18	-	28.00	46.70	3.60	-	5	7.90	-
03	30	8:00 pm	3.0	68.36	-	28.00	51.00	3.90	-	5	7.90	-
03	30	7:45 pm	3.0	68.36	-	28.10	44.00	3.40	-	5	8.00	-
03	30	7:30 pm	3.0	68.72	-	28.10	50.70	3.90	-	6	8.00	-
03	30	7:15 pm	3.0	68.54	-	28.10	54.50	4.20	-	5	8.00	-
03	30	7:00 pm	3.0	68.72	-	28.10	58.00	4.40	-	4	8.00	-
03	30	6:45 pm	3.0	69.26	-	28.10	64.10	4.90	-	5	8.10	-
03	30	6:30 pm	3.0	69.62	-	28.10	75.60	5.70	-	5	8.10	-
03	30	6:15 pm	3.0	69.62	-	28.20	76.30	5.80	-	5	8.10	-
03	30	6:00 pm	3.0	69.80	-	28.40	77.80	5.90	-	6	8.10	-
03	30	5:45 pm	3.0	70.52	-	28.40	86.60	6.50	-	5	8.20	-
03	30	5:30 pm	3.0	70.88	-	28.40	86.20	6.40	-	5	8.20	-
03	30	5:15 pm	3.0	71.06	-	28.40	95.30	7.10	-	5	8.30	-
03	30	5:00 pm	3.0	71.42	-	28.60	104.10	7.70	-	4	8.30	-
03	30	4:45 pm	3.0	-	-	28.80	110.90	8.20	-	4	8.40	-
03	30	4:30 pm	3.0	71.78	-	28.90	122.60	9.10	-	4	8.40	-
03	30	4:15 pm	3.0	71.96	-	29.10	132.00	9.70	-	4	8.50	-
03	30	4:00 pm	3.0	72.68	-	29.30	141.50	10.30	-	4	8.50	-
03	30	3:45 pm	3.0	72.68	-	29.20	146.90	10.70	-	4	8.50	-
03	30	3:30 pm	3.0	72.68	-	29.20	152.40	11.10	-	4	8.50	-
03	30	3:15 pm	3.0	73.76	-	29.30	165.60	12.00	-	11	8.50	-
03	30	3:00 pm	3.0	74.48	-	29.40	188.90	13.50	-	4	8.60	-
03	30	2:45 pm	3.0	73.58	-	29.40	177.10	12.80	-	3	8.60	-
03	30	2:30 pm	3.0	71.96	-	29.30	153.70	11.30	-	4	8.50	-
03	30	2:15 pm	3.0	70.52	-	28.80	133.00	10.00	-	4	8.50	-
03	30	2:00 pm	3.0	70.70	-	28.80	139.80	10.40	-	4	8.50	-
03	30	1:45 pm	3.0	70.88	-	28.80	138.90	10.40	-	4	8.40	-
03	30	1:30 pm	3.0	70.16	-	28.80	125.70	9.40	-	4	8.40	-
03	30	1:15 pm	3.0	70.16	-	28.70	130.70	9.80	-	4	8.40	-
03	30	1:00 pm	3.0	69.44	-	28.70	128.40	9.70	-	5	8.40	-
03	30	12:45 pm	3.0	69.98	-	28.60	147.60	11.10	-	7	8.40	-
03	30	12:30 pm	3.0	69.44	-	28.60	145.70	11.00	-	4	8.40	-
03	30	12:15 pm	3.0	68.90	44.71	29.00	152.40	11.60	-	4	8.70	-
03	30	12:00 pm	3.0	66.02	-	28.90	97.30	7.60	-	3	8.60	-
03	30	11:45 am	3.0	66.02	-	28.90	97.30	7.60	-	3	8.60	-
03	30	11:30 am	3.0	64.94	-	28.90	100.10	7.90	-	4	8.60	-
03	30	11:15 am	3.0	-	-	28.90	90.70	7.30	-	6	8.50	-
03	30	11:00 am	3.0	62.78	-	28.90	83.30	6.80	-	5	8.50	-
03	30	10:45 am	3.0	61.70	-	28.80	73.40	6.00	-	5	8.50	-
03	30	10:30 am	3.0	60.98	-	28.80	65.60	5.40	-	5	8.40	-
03	30	10:15 am	3.0	60.44	-	28.80	56.90	4.70	-	4	8.30	-
03	30	10:00 am	3.0	59.90	-	28.80	53.50	4.50	-	3	8.30	-
03	30	9:45 am	3.0	59.72	-	28.80	48.00	4.00	-	3	8.20	-
03	30	9:30 am	3.0	59.36	-	28.90	41.00	3.50	-	3	8.20	-
03	30	9:15 am	3.0	59.00	-	28.90	34.70	2.90	-	4	8.10	-
03	30	9:00 am	3.0	58.64	-	29.00	28.50	2.40	-	3	8.00	-

Description of Measurements

Links which are specific to this station are listed below:

Real Time Data in tabular form for the last forty-five days.

Historical Data & Climatic Summaries for quality controlled data for the current month, previous months, and previous years.