Storm Station

Live/Water/California/USGS Stream Gage at San Gregorio C A San Gregorio

USGS Stream Gage at San Gregorio C A San Gregorio

A gauge on the USGS Stream in San Mateo County, California.

Gauge SXGC1San Mateo County, CaliforniaEvery gauge in California

Stage now
-
24 hour change
-
Rank
3,054of 3,115 in California, Sep 27
Elevation
56 ftabove sea level
County
San Mateo County
Position
37.3258° N, 122.3856° W
Record since
2010

Water level

USGS Stream Gage at San Gregorio C A San Gregorio

Stage is the height of the water's surface above the gauge's own fixed zero, in feet, not the depth of the water. Every point drawn is a reading the gauge sent, at the time it sent it.

Water level, 24 hours at USGS Stream Gage at San Gregorio C A San Gregorio: the water from 3.70 to 3.72 feet of stage, the latest 3.71 feet.WATER LEVEL, 24 HOURSFTHIGH 3.72 FT, SEP 26, 4:30 AM · LOW 3.70 FT, SEP 26, 1:30 PM3.663.683.703.723.743.763 AM6 AM9 AM12 PM3 PM6 PM9 PMSep 273.71
Latest
3.71 ftSep 27, 12:15 AM
Highest
3.72 ftSep 26, 4:30 AM
Lowest
3.70 ftSep 26, 1:30 PM
Range
0.02 fthighest less lowest
Change
Fell 0.01 ftsince Sep 26, 4:30 AM
Readings
68
The readings these charts were drawn from, as a table
TimeStage ft
Sep 27, 12:15 AM3.71
Sep 27, 12:00 AM3.72
Sep 26, 11:45 PM3.72
Sep 26, 11:30 PM3.71
Sep 26, 11:15 PM3.71
Sep 26, 11:00 PM3.72
Sep 26, 10:45 PM3.71
Sep 26, 10:30 PM3.71
Sep 26, 9:15 PM3.71
Sep 26, 9:00 PM3.71
Sep 26, 8:45 PM3.71
Sep 26, 8:30 PM3.71
Sep 26, 8:15 PM3.71
Sep 26, 8:00 PM3.71
Sep 26, 7:45 PM3.71
Sep 26, 7:30 PM3.71
Sep 26, 7:15 PM3.71
Sep 26, 7:00 PM3.71
Sep 26, 6:45 PM3.71
Sep 26, 6:30 PM3.71
Sep 26, 6:15 PM3.71
Sep 26, 6:00 PM3.71
Sep 26, 5:45 PM3.71
Sep 26, 5:30 PM3.71
Sep 26, 5:15 PM3.71
Sep 26, 5:00 PM3.71
Sep 26, 4:45 PM3.71
Sep 26, 4:30 PM3.71
Sep 26, 3:15 PM3.70
Sep 26, 3:00 PM3.70
Sep 26, 2:45 PM3.70
Sep 26, 2:30 PM3.70
Sep 26, 2:15 PM3.70
Sep 26, 2:00 PM3.70
Sep 26, 1:45 PM3.71
Sep 26, 1:30 PM3.70
Sep 26, 1:15 PM3.71
Sep 26, 1:00 PM3.71
Sep 26, 12:45 PM3.71
Sep 26, 12:30 PM3.71
Sep 26, 11:15 AM3.71
Sep 26, 11:00 AM3.71
Sep 26, 10:45 AM3.72
Sep 26, 10:30 AM3.72
Sep 26, 10:15 AM3.72
Sep 26, 10:00 AM3.72
Sep 26, 9:45 AM3.72
Sep 26, 9:30 AM3.72
Sep 26, 9:15 AM3.72
Sep 26, 9:00 AM3.72
Sep 26, 8:45 AM3.72
Sep 26, 8:30 AM3.72
Sep 26, 8:15 AM3.72
Sep 26, 8:00 AM3.72
Sep 26, 7:45 AM3.72
Sep 26, 7:30 AM3.72
Sep 26, 7:15 AM3.72
Sep 26, 7:00 AM3.72
Sep 26, 6:45 AM3.72
Sep 26, 6:30 AM3.72
Sep 26, 6:15 AM3.72
Sep 26, 6:00 AM3.72
Sep 26, 5:45 AM3.72
Sep 26, 5:30 AM3.72
Sep 26, 5:15 AM3.72
Sep 26, 5:00 AM3.72
Sep 26, 4:45 AM3.72
Sep 26, 4:30 AM3.72
Water level, 7 days at USGS Stream Gage at San Gregorio C A San Gregorio: the water from 3.70 to 3.76 feet of stage, the latest 3.71 feet.WATER LEVEL, 7 DAYSFTHIGH 3.76 FT, SEP 22, 10:15 AM · LOW 3.70 FT, SEP 20, 12:30 AM3.703.723.743.763.78Mon 21Tue 22Wed 23Thu 24Fri 25Sat 26Sun 273.71
Latest
3.71 ftSep 27, 12:15 AM
Highest
3.76 ftSep 22, 10:15 AM
Lowest
3.70 ftSep 20, 12:30 AM
Range
0.06 fthighest less lowest
Change
Rose 0.01 ftsince Sep 20, 12:30 AM
Readings
580
The readings these charts were drawn from, as a table
TimeStage ft
Sep 27, 12:15 AM3.71
Sep 26, 11:45 PM3.72
Sep 26, 10:45 PM3.71
Sep 26, 9:15 PM3.71
Sep 26, 8:45 PM3.71
Sep 26, 7:45 PM3.71
Sep 26, 6:45 PM3.71
Sep 26, 5:45 PM3.71
Sep 26, 4:45 PM3.71
Sep 26, 3:15 PM3.70
Sep 26, 2:45 PM3.70
Sep 26, 1:45 PM3.71
Sep 26, 12:45 PM3.71
Sep 26, 11:15 AM3.71
Sep 26, 10:45 AM3.72
Sep 26, 9:45 AM3.72
Sep 26, 8:45 AM3.72
Sep 26, 7:45 AM3.72
Sep 26, 6:45 AM3.72
Sep 26, 5:45 AM3.72
Sep 26, 4:45 AM3.72
Sep 25, 7:15 PM3.72
Sep 25, 6:45 PM3.72
Sep 25, 5:45 PM3.71
Sep 25, 4:45 PM3.71
Sep 25, 3:45 PM3.71
Sep 25, 2:15 PM3.71
Sep 25, 1:45 PM3.72
Sep 25, 12:45 PM3.72
Sep 25, 11:45 AM3.73
Sep 25, 10:45 AM3.73
Sep 25, 9:45 AM3.73
Sep 25, 8:15 AM3.73
Sep 25, 7:45 AM3.73
Sep 25, 6:15 AM3.73
Sep 25, 5:45 AM3.73
Sep 25, 4:45 AM3.73
Sep 25, 3:45 AM3.73
Sep 25, 2:45 AM3.73
Sep 25, 1:45 AM3.72
Sep 25, 12:45 AM3.72
Sep 24, 11:45 PM3.72
Sep 24, 10:45 PM3.72
Sep 24, 9:45 PM3.73
Sep 24, 8:15 PM3.73
Sep 24, 7:45 PM3.73
Sep 24, 6:45 PM3.73
Sep 24, 5:45 PM3.73
Sep 24, 4:45 PM3.73
Sep 24, 3:45 PM3.73
Sep 24, 2:45 PM3.72
Sep 24, 1:45 PM3.73
Sep 24, 12:45 PM3.73
Sep 24, 11:45 AM3.74
Sep 24, 10:45 AM3.74
Sep 24, 9:45 AM3.75
Sep 24, 8:45 AM3.75
Sep 24, 7:15 AM3.75
Sep 24, 6:45 AM3.75
Sep 24, 5:45 AM3.75
Sep 24, 4:45 AM3.75
Sep 24, 3:45 AM3.75
Sep 24, 2:45 AM3.75
Sep 24, 1:45 AM3.75
Sep 24, 12:45 AM3.75
Sep 23, 11:45 PM3.75
Sep 23, 10:45 PM3.75
Sep 23, 9:45 PM3.74
Sep 23, 8:45 PM3.74
Sep 23, 7:45 PM3.74
Sep 23, 6:45 PM3.73
Sep 23, 5:45 PM3.74
Sep 23, 4:45 PM3.74
Sep 23, 3:45 PM3.74
Sep 23, 2:15 PM3.74
Sep 23, 1:45 PM3.74
Sep 23, 12:45 PM3.74
Sep 23, 11:45 AM3.75
Sep 23, 10:45 AM3.75
Sep 23, 9:45 AM3.76
Sep 23, 8:45 AM3.76
Sep 23, 7:45 AM3.76
Sep 23, 6:45 AM3.76
Sep 23, 5:45 AM3.76
Sep 23, 4:45 AM3.76
Sep 23, 3:45 AM3.76
Sep 23, 2:45 AM3.76
Sep 23, 1:45 AM3.76
Sep 23, 12:45 AM3.76
Sep 22, 11:45 PM3.76
Sep 22, 10:45 PM3.75
Sep 22, 9:45 PM3.75
Sep 22, 8:45 PM3.75
Sep 22, 7:45 PM3.74
Sep 22, 6:45 PM3.75
Sep 22, 5:45 PM3.75
Sep 22, 4:45 PM3.75
Sep 22, 3:45 PM3.75
Sep 22, 2:45 PM3.75
Sep 22, 1:45 PM3.75
Sep 22, 12:45 PM3.75
Sep 22, 11:45 AM3.75
Sep 22, 10:45 AM3.76
Sep 22, 9:45 AM3.75
Sep 22, 8:45 AM3.75
Sep 22, 7:45 AM3.75
Sep 22, 6:45 AM3.75
Sep 22, 5:45 AM3.75
Sep 22, 4:45 AM3.74
Sep 22, 3:45 AM3.74
Sep 22, 2:45 AM3.74
Sep 22, 1:45 AM3.74
Sep 22, 12:15 AM3.73
Sep 21, 11:45 PM3.73
Sep 21, 10:45 PM3.73
Sep 21, 9:45 PM3.73
Sep 21, 8:45 PM3.73
Sep 21, 7:45 PM3.73
Sep 21, 6:45 PM3.73
Sep 21, 5:45 PM3.73
Sep 21, 4:45 PM3.73
Sep 21, 3:45 PM3.73
Sep 21, 2:45 PM3.73
Sep 21, 1:45 PM3.74
Sep 21, 12:45 PM3.74
Sep 21, 11:45 AM3.74
Sep 21, 10:15 AM3.74
Sep 21, 9:45 AM3.74
Sep 21, 8:45 AM3.73
Sep 21, 7:15 AM3.73
Sep 21, 6:45 AM3.73
Sep 21, 5:45 AM3.72
Sep 21, 4:45 AM3.72
Sep 21, 3:45 AM3.72
Sep 21, 2:45 AM3.71
Sep 21, 1:45 AM3.72
Sep 21, 12:45 AM3.72
Sep 20, 11:45 PM3.71
Sep 20, 10:45 PM3.71
Sep 20, 9:15 PM3.71
Sep 20, 8:45 PM3.71
Sep 20, 7:45 PM3.71
Sep 20, 6:45 PM3.71
Sep 20, 5:45 PM3.71
Sep 20, 4:45 PM3.72
Sep 20, 3:45 PM3.72
Sep 20, 2:45 PM3.72
Sep 20, 1:45 PM3.72
Sep 20, 12:45 PM3.72
Sep 20, 11:45 AM3.71
Sep 20, 10:45 AM3.71
Sep 20, 9:45 AM3.71
Sep 20, 8:45 AM3.71
Sep 20, 7:15 AM3.71
Sep 20, 6:45 AM3.71
Sep 20, 5:45 AM3.71
Sep 20, 4:45 AM3.70
Sep 20, 3:45 AM3.70
Sep 20, 2:45 AM3.70
Sep 20, 1:45 AM3.70
Sep 20, 12:45 AM3.70
Water level, 30 days at USGS Stream Gage at San Gregorio C A San Gregorio: the water from 3.66 to 3.77 feet of stage, the latest 3.71 feet.WATER LEVEL, 30 DAYSFTHIGH 3.77 FT, SEP 5, 7:30 AM · LOW 3.66 FT, SEP 10, 3:00 PM3.653.703.753.80Aug 28Sep 2Sep 7Sep 12Sep 17Sep 223.71
Latest
3.71 ftSep 27, 12:15 AM
Highest
3.77 ftSep 5, 7:30 AM
Lowest
3.66 ftSep 10, 3:00 PM
Range
0.11 fthighest less lowest
Change
Rose 0.03 ftsince Aug 28, 12:30 AM
Readings
2,660
The readings these charts were drawn from, as a table
DayHigh ftLow ftAverage ftLast ftReadings
Sep 273.723.713.723.712
Sep 263.723.703.713.7266
Sep 253.733.713.723.7266
Sep 243.753.723.743.7288
Sep 233.763.733.753.7592
Sep 223.763.733.753.7692
Sep 213.743.713.733.7388
Sep 203.723.703.713.7188
Sep 193.713.703.713.7084
Sep 183.703.693.703.7088
Sep 173.703.693.693.6996
Sep 163.703.693.693.6992
Sep 153.693.683.693.6992
Sep 143.693.673.683.6896
Sep 133.683.673.683.6892
Sep 123.683.673.673.6896
Sep 113.673.663.673.6796
Sep 103.683.663.673.6792
Sep 93.703.673.683.6796
Sep 83.713.693.703.6980
Sep 73.713.693.703.6976
Sep 63.733.703.713.7092
Sep 53.773.733.753.7388
Sep 43.753.723.743.7496
Sep 33.723.693.703.7296
Sep 23.703.693.693.7096
Sep 13.703.683.693.6996
Aug 313.693.683.693.6992
Aug 303.693.683.693.6896
Aug 293.703.683.693.6960
Aug 283.703.683.693.6990

How it reports

Rank
3,054of 3,115 in California, Sep 27
Schedule
every houron the hour's :15
Reports received, 24 hours
16 of 2466.6% of its schedule
Reports received, 7 days
19 of 3161.2% of its schedule
Longest silence, 7 days
10 hoursfrom Sep 25, 7:15 PM
Latest report
Sep 26, 11:15 PMlocal time
Time to reach Storm Station
20 min9 in 10 within 20 min

Its schedule is one report every hour, 24 in 24 hours. Two reports in the same hour count as one received.

Near USGS Stream Gage at San Gregorio C A San Gregorio

How to read a gauge

A gauge measures the height of the water where it stands, its stage, in feet above a fixed mark at that gauge. Two gauges' stages are not comparable: each is measured from its own mark, and a reservoir's is often its height above sea level.

The stage shown is the latest the gauge reported, with the time it reported it. Storm Station hears each gauge on its own schedule and ranks it among its state's stations by how reliably it reports: that is its 247 rank.