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
(7:00 pm PDT on 07/31/2021)
0200 GMT on 08/01/2021:
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):	3.3 ft
	Ocean Temperature (OTMP):	72.86 °F
	Conductivity (COND):	48.47
	Salinity (SAL):	31.70 psu
	Oxygen Concentration (O2PCT):	98.2%
	Oxygen Concentration (O2PPM):	7.10 ppm
	Turbidity (TURB):	59 FTU
	pH (PH):	8.00

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
07	31	6:45 pm	3.3	73.04	49.09	32.10	103.40	7.40	-	59	8.10	-
07	31	6:30 pm	3.3	73.22	49.22	32.20	109.50	7.80	-	47	8.10	-
07	31	6:15 pm	3.3	73.22	49.31	32.30	108.80	7.80	-	68	8.10	-
07	31	6:00 pm	3.3	73.58	49.29	32.30	109.00	7.80	-	75	8.10	-
07	31	5:45 pm	3.3	73.76	48.52	31.70	121.60	8.70	-	25	8.10	-
07	31	5:30 pm	3.3	73.94	48.04	31.30	117.00	8.30	-	76	8.10	-
07	31	5:15 pm	3.3	-	48.88	32.00	123.60	8.80	-	64	8.20	-
07	31	5:00 pm	3.3	74.12	48.98	32.00	124.00	8.80	-	93	8.20	-
07	31	4:45 pm	3.3	74.30	49.12	32.10	123.50	8.70	-	34	8.20	-
07	31	4:30 pm	3.3	74.48	49.21	32.20	121.40	8.60	-	19	8.20	-
07	31	4:15 pm	3.3	74.66	49.33	32.30	128.80	9.10	-	20	8.20	-
07	31	4:00 pm	3.0	74.66	49.50	32.40	130.00	9.20	-	21	8.20	-
07	31	3:45 pm	3.3	74.48	49.65	32.50	130.80	9.20	-	15	8.20	-
07	31	3:30 pm	3.3	74.30	49.89	32.70	122.80	8.70	-	55	8.20	-
07	31	3:15 pm	3.3	73.94	50.12	32.90	126.00	8.90	-	14	8.20	-
07	31	3:00 pm	3.3	73.76	50.45	33.10	121.10	8.60	-	15	8.20	-
07	31	2:45 pm	3.3	73.22	50.95	33.50	109.70	7.80	-	21	8.20	-
07	31	2:30 pm	3.0	73.22	51.43	33.80	88.60	6.30	-	45	8.10	-
07	31	2:15 pm	3.0	73.22	51.43	33.80	88.20	6.20	-	65	8.10	-
07	31	2:00 pm	3.0	72.86	51.62	34.00	78.20	5.60	-	68	8.10	-
07	31	1:45 pm	3.0	72.50	51.76	34.10	77.80	5.50	-	75	8.10	-
07	31	1:30 pm	3.0	72.32	51.80	34.10	69.50	5.00	-	43	8.10	-
07	31	1:15 pm	3.0	71.96	51.85	34.20	55.60	4.00	-	39	8.10	-
07	31	1:00 pm	3.0	71.78	51.72	34.10	67.10	4.80	-	56	8.10	-
07	31	12:45 pm	3.0	71.42	51.64	34.00	68.80	4.90	-	48	8.10	-
07	31	12:30 pm	3.0	71.06	52.06	34.30	64.20	4.60	-	43	8.10	-
07	31	12:15 pm	3.3	70.88	52.94	35.00	52.00	3.70	-	40	8.00	-
07	31	12:00 pm	3.3	70.70	53.37	35.30	51.40	3.70	-	37	8.10	-
07	31	11:45 am	3.3	70.52	53.48	35.40	44.50	3.20	-	24	8.00	-
07	31	11:30 am	3.3	70.16	53.24	35.20	43.10	3.10	-	69	8.00	-
07	31	11:15 am	3.3	69.98	53.88	35.70	34.60	2.50	-	20	8.10	-
07	31	11:00 am	3.3	69.80	53.96	35.70	36.90	2.70	-	19	8.10	-
07	31	10:45 am	3.3	69.44	53.59	35.50	35.90	2.60	-	14	8.00	-
07	31	10:30 am	3.3	69.62	53.85	35.70	30.60	2.20	-	18	8.10	-
07	31	10:15 am	3.3	69.44	53.68	35.50	26.80	2.00	-	24	8.00	-
07	31	10:00 am	3.3	69.44	53.23	35.20	26.50	1.90	-	24	8.00	-
07	31	9:45 am	3.3	69.62	52.91	35.00	23.80	1.70	-	19	8.00	-
07	31	9:30 am	3.3	69.62	52.48	34.60	16.60	1.20	-	16	8.00	-
07	31	9:15 am	3.3	69.62	52.13	34.40	20.20	1.50	-	21	8.00	-
07	31	9:00 am	3.3	69.62	50.78	33.40	21.40	1.60	-	21	7.90	-
07	31	8:45 am	3.3	69.08	50.09	32.90	7.00	0.50	-	23	7.70	-
07	31	8:30 am	3.3	69.08	50.12	32.90	20.40	1.50	-	22	7.80	-
07	31	8:15 am	3.3	68.90	49.96	32.80	16.80	1.30	-	16	7.70	-
07	31	8:00 am	3.3	68.90	49.95	32.80	12.40	0.90	-	13	7.70	-
07	31	7:45 am	3.3	68.72	49.96	32.80	13.10	1.00	-	12	7.70	-
07	31	7:30 am	3.3	68.72	50.04	32.80	13.60	1.00	-	12	7.70	-
07	31	7:15 am	3.3	68.72	50.09	32.90	12.60	0.90	-	15	7.70	-
07	31	7:00 am	3.3	68.90	50.15	32.90	21.00	1.60	-	17	7.80	-
07	31	6:45 am	3.3	68.90	50.28	33.00	19.30	1.40	-	22	7.80	-
07	31	6:30 am	3.3	68.90	50.36	33.10	19.30	1.40	-	25	7.80	-
07	31	6:15 am	3.3	69.08	50.59	33.20	6.60	0.50	-	15	7.70	-
07	31	5:00 am	3.0	69.44	51.40	33.80	16.40	1.20	-	18	7.90	-
07	31	4:45 am	3.0	69.62	51.69	34.10	12.20	0.90	-	23	7.90	-
07	31	4:30 am	3.0	69.98	51.88	34.20	4.90	0.40	-	14	7.90	-
07	31	4:15 am	3.0	70.34	51.94	34.20	6.60	0.50	-	20	7.90	-
07	31	3:00 am	3.0	70.70	51.99	34.30	8.80	0.60	-	21	8.00	-
07	31	2:45 am	3.0	70.52	51.72	34.10	10.30	0.80	-	20	7.90	-
07	31	2:30 am	3.0	70.52	52.11	34.40	11.40	0.80	-	21	7.90	-
07	31	2:15 am	3.0	70.52	52.98	35.00	15.10	1.10	-	23	8.00	-
07	31	2:00 am	3.0	70.70	53.56	35.40	12.50	0.90	-	21	8.00	-
07	31	1:45 am	3.0	70.88	54.00	35.80	12.80	0.90	-	28	8.10	-
07	31	1:30 am	3.0	71.06	54.00	35.80	12.50	0.90	-	25	8.00	-
07	31	1:15 am	3.0	71.42	54.34	36.00	21.50	1.50	-	28	8.10	-
07	31	1:00 am	3.0	71.60	54.40	36.00	24.60	1.70	-	27	8.20	-
07	31	12:45 am	3.0	71.60	54.23	35.90	24.70	1.80	-	45	8.10	-
07	31	12:30 am	3.0	71.96	54.43	36.10	28.80	2.00	-	21	8.20	-
07	31	12:15 am	3.0	72.14	54.49	36.10	32.00	2.30	-	21	8.20	-
07	31	12:00 am	3.0	72.50	54.52	36.10	29.50	2.10	-	27	8.20	-
07	30	11:45 pm	3.0	72.86	54.55	36.20	30.30	2.10	-	18	8.20	-
07	30	11:30 pm	3.0	73.40	54.59	36.20	28.10	2.00	-	31	8.20	-
07	30	11:15 pm	3.0	73.76	54.76	36.30	23.70	1.60	-	31	8.20	-
07	30	11:00 pm	3.0	74.12	54.76	36.30	25.20	1.70	-	49	8.20	-
07	30	10:45 pm	3.0	74.12	54.43	36.10	25.20	1.70	-	36	8.20	-
07	30	10:30 pm	3.0	73.76	53.72	35.50	22.80	1.60	-	76	8.10	-
07	30	10:15 pm	3.0	73.58	53.01	35.00	23.80	1.70	-	103	8.10	-
07	30	10:00 pm	3.0	74.12	52.56	34.70	24.20	1.70	-	92	8.20	-
07	30	9:45 pm	3.0	73.40	50.81	33.40	36.20	2.60	-	100	8.10	-
07	30	9:30 pm	3.0	71.78	48.65	31.80	38.80	2.80	-	51	7.80	-
07	30	9:15 pm	3.0	71.96	48.66	31.80	51.70	3.70	-	36	7.90	-
07	30	9:00 pm	3.0	71.96	48.57	31.70	43.40	3.20	-	50	7.80	-
07	30	8:45 pm	3.0	71.96	48.47	31.70	56.90	4.10	-	36	7.90	-
07	30	8:30 pm	3.0	72.14	48.48	31.70	61.40	4.40	-	34	7.90	-
07	30	8:15 pm	3.0	72.32	48.52	31.70	61.70	4.50	-	31	7.90	-

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.