View the latest observations near East Pacific Tropical Storm Vance.

Station FFFC1 - First Mallard, San Francisco Bay Reserve, CA

Owned and maintained by National Estuarine Research Reserve System
NERRS Water Quality Station
38.195 N 122.033 W (38°11'42" N 122°1'58" W)

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Regional HF Radar Surface Current Observations

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Ocean Conditions at FFFC1 as of
(11:30 pm PDT on 10/27/2026)
0630 GMT on 10/28/2026:
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):	4.6 ft
Ocean Temperature (OTMP):	59.00 °F
Conductivity (COND):	13.77 mS/cm
Salinity (SAL):	8.00 psu
Oxygen Saturation (O2PCT):	48.6%
Oxygen Concentration (O2PPM):	4.70 ppm
Turbidity (TURB):	15 FTU
pH (PH):	7.10

Previous observations
TIME (PDT)	DEPTH ft	OTMP °F	COND mS/cm	SAL psu	O2% %	O2PPM ppm	CLCON ug/l	TURB FTU	PH	EH mV
2026-10-27 11:15 pm	4.6	59.36	13.75	8.00	48.80	4.70	-	14	7.10	-
2026-10-27 11:00 pm	4.9	59.54	13.71	8.00	49.90	4.80	-	16	7.10	-
2026-10-27 10:45 pm	4.9	59.72	13.69	7.90	50.70	4.80	-	15	7.10	-
2026-10-27 10:30 pm	5.2	59.90	13.65	7.90	51.50	4.90	-	14	7.10	-
2026-10-27 10:15 pm	5.2	60.08	13.62	7.90	52.50	5.00	-	14	7.10	-
2026-10-27 10:00 pm	5.6	60.26	13.58	7.90	53.50	5.10	-	14	7.10	-
2026-10-27 09:45 pm	5.9	60.62	13.55	7.90	54.60	5.20	-	15	7.10	-
2026-10-27 09:30 pm	5.9	60.62	13.51	7.80	55.50	5.20	-	15	7.10	-
2026-10-27 09:15 pm	6.2	60.80	13.48	7.80	56.30	5.30	-	15	7.10	-
2026-10-27 09:00 pm	6.2	60.98	13.44	7.80	57.70	5.40	-	16	7.10	-
2026-10-27 08:45 pm	6.6	61.16	13.41	7.80	58.30	5.50	-	18	7.10	-
2026-10-27 08:30 pm	6.6	61.34	13.36	7.70	59.40	5.60	-	20	7.10	-
2026-10-27 08:15 pm	6.9	61.52	13.27	7.70	60.40	5.60	-	23	7.10	-
2026-10-27 08:00 pm	6.9	61.52	13.20	7.60	61.20	5.70	-	27	7.10	-
2026-10-27 07:45 pm	7.2	61.70	13.12	7.60	62.30	5.80	-	32	7.10	-
2026-10-27 07:30 pm	7.5	61.88	13.01	7.50	63.00	5.90	-	47	7.20	-
2026-10-27 07:15 pm	7.5	61.88	12.86	7.40	64.00	6.00	-	71	7.20	-
2026-10-27 07:00 pm	7.9	62.06	12.65	7.30	65.30	6.10	-	96	7.20	-
2026-10-27 06:45 pm	8.2	62.24	12.40	7.10	66.80	6.20	-	111	7.20	-
2026-10-27 06:30 pm	8.2	62.24	12.22	7.00	68.50	6.40	-	110	7.20	-
2026-10-27 06:15 pm	8.5	62.42	12.16	7.00	70.70	6.60	-	95	7.20	-
2026-10-27 06:00 pm	8.9	62.78	12.26	7.10	73.10	6.80	-	90	7.30	-
2026-10-27 05:45 pm	9.2	62.96	12.33	7.10	75.20	6.90	-	60	7.30	-
2026-10-27 05:30 pm	9.2	63.14	12.27	7.10	76.10	7.00	-	55	7.30	-
2026-10-27 05:15 pm	9.5	63.14	12.16	7.00	76.00	7.00	-	38	7.30	-
2026-10-27 05:00 pm	9.5	62.96	11.99	6.90	75.40	7.00	-	42	7.30	-
2026-10-27 04:45 pm	9.5	63.14	12.06	6.90	75.80	7.00	-	43	7.30	-
2026-10-27 04:30 pm	9.8	63.14	11.93	6.90	76.10	7.00	-	57	7.30	-
2026-10-27 04:15 pm	9.8	63.14	12.31	7.10	76.60	7.10	-	48	7.30	-
2026-10-27 04:00 pm	9.8	63.14	12.49	7.20	76.80	7.10	-	44	7.30	-
2026-10-27 03:45 pm	9.5	63.14	12.84	7.40	76.50	7.00	-	43	7.30	-
2026-10-27 03:30 pm	9.5	62.96	12.90	7.50	75.60	7.00	-	37	7.30	-
2026-10-27 03:15 pm	9.5	62.60	12.55	7.20	74.10	6.90	-	32	7.30	-
2026-10-27 03:00 pm	9.5	62.42	11.95	6.90	73.30	6.80	-	28	7.30	-
2026-10-27 02:45 pm	9.5	62.42	11.89	6.80	73.30	6.80	-	31	7.30	-
2026-10-27 02:30 pm	9.2	62.24	11.90	6.80	73.00	6.80	-	35	7.30	-
2026-10-27 02:15 pm	9.2	62.06	11.92	6.80	72.40	6.80	-	37	7.30	-
2026-10-27 02:00 pm	9.2	62.06	12.03	6.90	72.00	6.70	-	34	7.30	-
2026-10-27 01:45 pm	9.2	61.88	12.08	6.90	72.00	6.70	-	36	7.30	-
2026-10-27 01:30 pm	8.9	61.70	12.37	7.10	71.20	6.70	-	30	7.30	-
2026-10-27 01:15 pm	8.9	61.70	12.87	7.40	70.90	6.60	-	26	7.30	-
2026-10-27 01:00 pm	8.5	62.06	13.28	7.70	72.20	6.70	-	21	7.30	-
2026-10-27 12:45 pm	8.5	62.06	13.56	7.90	72.90	6.80	-	25	7.30	-
2026-10-27 12:30 pm	8.2	62.06	13.72	8.00	73.20	6.80	-	26	7.30	-
2026-10-27 12:15 pm	7.9	62.06	13.74	8.00	73.20	6.80	-	23	7.30	-
2026-10-27 12:00 pm	7.9	61.88	13.73	8.00	73.20	6.80	-	19	7.30	-
2026-10-27 11:45 am	7.5	61.70	13.71	8.00	72.90	6.80	-	18	7.30	-
2026-10-27 11:30 am	7.2	61.52	13.69	8.00	72.70	6.80	-	21	7.30	-
2026-10-27 11:15 am	6.9	61.52	13.69	7.90	72.50	6.80	-	17	7.30	-
2026-10-27 11:00 am	6.9	61.52	13.69	7.90	72.70	6.80	-	19	7.30	-
2026-10-27 10:45 am	6.6	61.52	13.68	7.90	72.70	6.80	-	20	7.30	-
2026-10-27 10:30 am	6.2	61.52	13.71	8.00	72.90	6.80	-	20	7.30	-
2026-10-27 10:15 am	6.2	61.52	13.70	8.00	72.70	6.80	-	20	7.30	-
2026-10-27 10:00 am	6.2	60.26	13.35	7.70	66.00	6.30	-	16	7.30	-
2026-10-27 09:45 am	6.2	60.26	13.35	7.70	66.30	6.30	-	16	7.30	-
2026-10-27 09:30 am	6.2	60.08	13.36	7.70	66.40	6.30	-	19	7.30	-
2026-10-27 09:15 am	6.2	60.26	13.37	7.70	66.90	6.30	-	18	7.30	-
2026-10-27 09:00 am	6.2	60.26	13.39	7.80	67.30	6.40	-	20	7.30	-
2026-10-27 08:45 am	6.6	60.44	13.40	7.80	68.10	6.40	-	19	7.30	-
2026-10-27 08:30 am	6.6	60.44	13.41	7.80	68.50	6.50	-	18	7.30	-
2026-10-27 08:15 am	6.9	60.44	13.40	7.80	68.10	6.40	-	17	7.30	-
2026-10-27 08:00 am	6.9	60.62	13.38	7.80	68.00	6.40	-	17	7.30	-
2026-10-27 07:45 am	7.2	60.62	13.34	7.70	67.90	6.40	-	16	7.30	-
2026-10-27 07:30 am	7.2	60.62	13.29	7.70	66.50	6.30	-	17	7.30	-
2026-10-27 07:15 am	7.5	60.62	13.28	7.70	65.50	6.20	-	16	7.30	-
2026-10-27 07:00 am	7.5	60.62	13.29	7.70	65.30	6.20	-	14	7.20	-
2026-10-27 06:45 am	7.9	60.62	13.29	7.70	66.20	6.30	-	15	7.20	-
2026-10-27 06:30 am	8.2	60.62	13.23	7.70	67.30	6.40	-	15	7.20	-
2026-10-27 06:15 am	8.2	60.80	13.15	7.60	67.80	6.40	-	15	7.20	-
2026-10-27 06:00 am	8.5	60.98	13.09	7.60	67.10	6.30	-	18	7.20	-
2026-10-27 05:45 am	8.5	60.98	13.02	7.50	67.00	6.30	-	20	7.20	-
2026-10-27 05:30 am	8.5	61.16	12.98	7.50	66.40	6.20	-	20	7.20	-
2026-10-27 05:15 am	8.5	61.16	12.85	7.40	67.10	6.30	-	22	7.20	-
2026-10-27 05:00 am	8.5	61.16	12.84	7.40	67.30	6.30	-	22	7.20	-
2026-10-27 04:45 am	8.5	61.16	12.87	7.40	66.80	6.30	-	21	7.20	-
2026-10-27 04:30 am	8.5	61.16	12.89	7.40	67.70	6.40	-	29	7.20	-
2026-10-27 04:15 am	8.5	61.16	12.96	7.50	66.90	6.30	-	26	7.20	-
2026-10-27 04:00 am	8.5	61.16	12.97	7.50	66.90	6.30	-	26	7.20	-
2026-10-27 03:45 am	8.5	61.34	13.05	7.60	67.70	6.40	-	26	7.20	-
2026-10-27 03:30 am	8.2	61.34	13.13	7.60	68.50	6.40	-	25	7.20	-
2026-10-27 03:15 am	8.2	61.34	13.20	7.60	68.80	6.40	-	25	7.20	-
2026-10-27 03:00 am	8.2	61.34	13.22	7.70	68.90	6.50	-	23	7.20	-
2026-10-27 02:45 am	7.9	61.34	13.29	7.70	67.90	6.40	-	21	7.20	-
2026-10-27 02:30 am	7.9	61.34	13.33	7.70	67.00	6.30	-	19	7.20	-
2026-10-27 02:15 am	7.9	61.34	13.32	7.70	65.80	6.20	-	17	7.20	-
2026-10-27 02:00 am	7.5	61.34	13.31	7.70	65.60	6.20	-	15	7.20	-
2026-10-27 01:45 am	7.2	61.52	13.24	7.70	68.10	6.40	-	14	7.30	-
2026-10-27 01:30 am	7.2	61.88	13.31	7.70	70.60	6.60	-	16	7.30	-
2026-10-27 01:15 am	6.9	61.88	13.53	7.90	72.90	6.80	-	20	7.30	-
2026-10-27 01:00 am	6.6	62.06	13.63	7.90	74.00	6.90	-	21	7.30	-
2026-10-27 12:45 am	6.2	62.06	13.40	7.80	71.70	6.70	-	20	7.30	-
2026-10-27 12:30 am	5.6	62.06	13.13	7.60	69.30	6.50	-	20	7.30	-
2026-10-27 12:15 am	5.2	62.06	13.10	7.60	69.40	6.50	-	25	7.30	-
2026-10-27 12:00 am	4.9	61.88	13.13	7.60	69.40	6.50	-	22	7.30	-

Description of Measurements

Historical data for station FFFC1 are available at the NERRS website.

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