Storm Station

Live/Water/California/Junction Box - San Mateo Creek below

Junction Box - San Mateo Creek below

A water gauge in San Mateo County, California. Its stage was 0.25 ft as of Sep 27, 2:00 AM PDT.

Gauge BJBC1San Mateo County, CaliforniaEvery gauge in California

Stage now
0.25 ftreported Sep 27, 2:00 AM PDT
24 hour change
No changesince Sep 26, 1:45 AM
Rank
1,856of 3,118 in California, Sep 27
Elevation
630 ftabove sea level
County
San Mateo County
Position
37.5558° N, 122.4175° W
Record since
2022

Water level

Junction Box - San Mateo Creek below

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 Junction Box - San Mateo Creek below: the water from 0.24 to 0.25 feet of stage, the latest 0.25 feet.WATER LEVEL, 24 HOURSFTHIGH 0.25 FT, SEP 26, 2:30 AM · LOW 0.24 FT, SEP 26, 2:45 AM0.200.220.240.260.280.303 AM6 AM9 AM12 PM3 PM6 PM9 PMSep 270.25
Latest
0.25 ftSep 27, 1:45 AM
Highest
0.25 ftSep 26, 2:30 AM
Lowest
0.24 ftSep 26, 2:45 AM
Range
0.01 fthighest less lowest
Change
No changesince Sep 26, 2:30 AM
Readings
94
The readings these charts were drawn from, as a table
TimeStage ft
Sep 27, 1:45 AM0.25
Sep 27, 1:30 AM0.25
Sep 27, 1:15 AM0.25
Sep 27, 1:00 AM0.25
Sep 27, 12:45 AM0.25
Sep 27, 12:30 AM0.25
Sep 27, 12:15 AM0.25
Sep 27, 12:00 AM0.25
Sep 26, 11:45 PM0.25
Sep 26, 11:30 PM0.25
Sep 26, 11:15 PM0.25
Sep 26, 11:00 PM0.25
Sep 26, 10:45 PM0.25
Sep 26, 10:30 PM0.25
Sep 26, 10:15 PM0.25
Sep 26, 10:00 PM0.25
Sep 26, 9:45 PM0.25
Sep 26, 9:30 PM0.25
Sep 26, 9:15 PM0.25
Sep 26, 9:00 PM0.25
Sep 26, 8:45 PM0.25
Sep 26, 8:30 PM0.25
Sep 26, 8:15 PM0.25
Sep 26, 8:00 PM0.25
Sep 26, 7:45 PM0.25
Sep 26, 7:30 PM0.25
Sep 26, 7:15 PM0.25
Sep 26, 7:00 PM0.25
Sep 26, 6:45 PM0.25
Sep 26, 6:30 PM0.25
Sep 26, 6:15 PM0.25
Sep 26, 6:00 PM0.25
Sep 26, 5:45 PM0.25
Sep 26, 5:30 PM0.25
Sep 26, 5:15 PM0.25
Sep 26, 5:00 PM0.25
Sep 26, 4:45 PM0.25
Sep 26, 4:30 PM0.25
Sep 26, 4:15 PM0.25
Sep 26, 4:00 PM0.25
Sep 26, 3:45 PM0.25
Sep 26, 3:30 PM0.25
Sep 26, 3:15 PM0.25
Sep 26, 3:00 PM0.25
Sep 26, 2:45 PM0.25
Sep 26, 2:30 PM0.25
Sep 26, 2:15 PM0.25
Sep 26, 2:00 PM0.25
Sep 26, 1:45 PM0.25
Sep 26, 1:30 PM0.25
Sep 26, 1:15 PM0.25
Sep 26, 1:00 PM0.25
Sep 26, 12:45 PM0.25
Sep 26, 12:30 PM0.25
Sep 26, 12:15 PM0.25
Sep 26, 12:00 PM0.25
Sep 26, 11:45 AM0.25
Sep 26, 11:30 AM0.25
Sep 26, 11:15 AM0.25
Sep 26, 11:00 AM0.25
Sep 26, 10:45 AM0.25
Sep 26, 10:30 AM0.25
Sep 26, 10:15 AM0.25
Sep 26, 10:00 AM0.24
Sep 26, 9:45 AM0.24
Sep 26, 9:30 AM0.24
Sep 26, 9:15 AM0.25
Sep 26, 9:00 AM0.25
Sep 26, 8:45 AM0.24
Sep 26, 8:30 AM0.25
Sep 26, 8:15 AM0.25
Sep 26, 8:00 AM0.25
Sep 26, 7:45 AM0.24
Sep 26, 7:30 AM0.25
Sep 26, 7:15 AM0.24
Sep 26, 7:00 AM0.24
Sep 26, 6:45 AM0.24
Sep 26, 6:30 AM0.24
Sep 26, 6:15 AM0.24
Sep 26, 6:00 AM0.25
Sep 26, 5:45 AM0.24
Sep 26, 5:30 AM0.24
Sep 26, 5:15 AM0.24
Sep 26, 5:00 AM0.24
Sep 26, 4:45 AM0.25
Sep 26, 4:30 AM0.25
Sep 26, 4:15 AM0.25
Sep 26, 4:00 AM0.24
Sep 26, 3:45 AM0.24
Sep 26, 3:30 AM0.24
Sep 26, 3:15 AM0.24
Sep 26, 3:00 AM0.25
Sep 26, 2:45 AM0.24
Sep 26, 2:30 AM0.25
Water level, 7 days at Junction Box - San Mateo Creek below: the water from 0.24 to 0.25 feet of stage, the latest 0.25 feet.WATER LEVEL, 7 DAYSFTHIGH 0.25 FT, SEP 20, 2:30 AM · LOW 0.24 FT, SEP 22, 10:00 AM0.200.220.240.260.280.30Mon 21Tue 22Wed 23Thu 24Fri 25Sat 26Sun 270.25
Latest
0.25 ftSep 27, 1:45 AM
Highest
0.25 ftSep 20, 2:30 AM
Lowest
0.24 ftSep 22, 10:00 AM
Range
0.01 fthighest less lowest
Change
No changesince Sep 20, 2:30 AM
Readings
664
The readings these charts were drawn from, as a table
TimeStage ft
Sep 27, 1:45 AM0.25
Sep 27, 12:45 AM0.25
Sep 26, 11:45 PM0.25
Sep 26, 10:45 PM0.25
Sep 26, 9:45 PM0.25
Sep 26, 8:45 PM0.25
Sep 26, 7:45 PM0.25
Sep 26, 6:45 PM0.25
Sep 26, 5:45 PM0.25
Sep 26, 4:45 PM0.25
Sep 26, 3:45 PM0.25
Sep 26, 2:45 PM0.25
Sep 26, 1:45 PM0.25
Sep 26, 12:45 PM0.25
Sep 26, 11:45 AM0.25
Sep 26, 10:45 AM0.25
Sep 26, 9:45 AM0.24
Sep 26, 8:45 AM0.24
Sep 26, 7:45 AM0.24
Sep 26, 6:45 AM0.24
Sep 26, 5:45 AM0.24
Sep 26, 4:45 AM0.25
Sep 26, 3:45 AM0.24
Sep 26, 2:45 AM0.24
Sep 26, 1:45 AM0.25
Sep 26, 12:45 AM0.25
Sep 25, 11:45 PM0.25
Sep 25, 10:45 PM0.25
Sep 25, 9:45 PM0.25
Sep 25, 8:45 PM0.25
Sep 25, 7:45 PM0.25
Sep 25, 6:45 PM0.25
Sep 25, 5:45 PM0.25
Sep 25, 4:45 PM0.25
Sep 25, 3:45 PM0.25
Sep 25, 2:45 PM0.25
Sep 25, 1:45 PM0.25
Sep 25, 12:45 PM0.25
Sep 25, 11:45 AM0.25
Sep 25, 10:45 AM0.25
Sep 25, 9:45 AM0.25
Sep 25, 8:45 AM0.25
Sep 25, 7:45 AM0.25
Sep 25, 6:45 AM0.25
Sep 25, 5:45 AM0.25
Sep 25, 4:45 AM0.25
Sep 25, 3:45 AM0.25
Sep 25, 2:45 AM0.25
Sep 25, 1:45 AM0.25
Sep 25, 12:45 AM0.25
Sep 24, 11:45 PM0.25
Sep 24, 10:45 PM0.25
Sep 24, 9:45 PM0.25
Sep 24, 8:45 PM0.25
Sep 24, 7:45 PM0.25
Sep 24, 6:45 PM0.25
Sep 24, 5:45 PM0.25
Sep 24, 4:45 PM0.25
Sep 24, 3:45 PM0.25
Sep 24, 2:45 PM0.25
Sep 24, 1:45 PM0.25
Sep 24, 12:45 PM0.25
Sep 24, 11:45 AM0.25
Sep 24, 10:45 AM0.25
Sep 24, 9:45 AM0.24
Sep 24, 8:45 AM0.24
Sep 24, 7:45 AM0.25
Sep 24, 6:45 AM0.24
Sep 24, 5:45 AM0.24
Sep 24, 4:45 AM0.24
Sep 24, 3:45 AM0.24
Sep 24, 2:45 AM0.24
Sep 24, 1:45 AM0.24
Sep 24, 12:45 AM0.25
Sep 23, 11:45 PM0.25
Sep 23, 10:45 PM0.25
Sep 23, 9:45 PM0.25
Sep 23, 8:45 PM0.25
Sep 23, 7:45 PM0.25
Sep 23, 6:45 PM0.25
Sep 23, 5:45 PM0.25
Sep 23, 4:45 PM0.25
Sep 23, 3:45 PM0.25
Sep 23, 2:45 PM0.25
Sep 23, 1:45 PM0.25
Sep 23, 12:45 PM0.25
Sep 23, 11:45 AM0.25
Sep 23, 10:45 AM0.25
Sep 23, 9:45 AM0.24
Sep 23, 8:45 AM0.24
Sep 23, 7:45 AM0.24
Sep 23, 6:45 AM0.24
Sep 23, 5:45 AM0.25
Sep 23, 4:45 AM0.25
Sep 23, 3:45 AM0.25
Sep 23, 2:45 AM0.25
Sep 23, 1:45 AM0.25
Sep 23, 12:45 AM0.25
Sep 22, 11:45 PM0.25
Sep 22, 10:45 PM0.25
Sep 22, 9:45 PM0.25
Sep 22, 8:45 PM0.25
Sep 22, 7:45 PM0.25
Sep 22, 6:45 PM0.25
Sep 22, 5:45 PM0.25
Sep 22, 4:45 PM0.25
Sep 22, 3:45 PM0.25
Sep 22, 2:45 PM0.25
Sep 22, 1:45 PM0.25
Sep 22, 12:45 PM0.25
Sep 22, 11:45 AM0.24
Sep 22, 10:45 AM0.25
Sep 22, 9:45 AM0.25
Sep 22, 8:45 AM0.25
Sep 22, 7:45 AM0.25
Sep 22, 6:45 AM0.25
Sep 22, 5:45 AM0.25
Sep 22, 4:45 AM0.25
Sep 22, 3:30 AM0.25
Sep 22, 2:45 AM0.25
Sep 22, 1:45 AM0.25
Sep 22, 12:45 AM0.25
Sep 21, 11:45 PM0.25
Sep 21, 10:45 PM0.25
Sep 21, 9:45 PM0.25
Sep 21, 8:45 PM0.25
Sep 21, 7:45 PM0.25
Sep 21, 6:45 PM0.25
Sep 21, 5:45 PM0.25
Sep 21, 4:45 PM0.25
Sep 21, 3:45 PM0.25
Sep 21, 2:45 PM0.25
Sep 21, 1:45 PM0.25
Sep 21, 12:45 PM0.25
Sep 21, 11:45 AM0.25
Sep 21, 10:45 AM0.25
Sep 21, 9:45 AM0.25
Sep 21, 8:45 AM0.25
Sep 21, 7:45 AM0.25
Sep 21, 6:45 AM0.25
Sep 21, 5:45 AM0.25
Sep 21, 4:45 AM0.25
Sep 21, 3:45 AM0.25
Sep 21, 2:45 AM0.25
Sep 21, 1:45 AM0.25
Sep 21, 12:45 AM0.25
Sep 20, 11:45 PM0.25
Sep 20, 10:45 PM0.25
Sep 20, 9:45 PM0.25
Sep 20, 8:45 PM0.25
Sep 20, 7:45 PM0.25
Sep 20, 6:45 PM0.25
Sep 20, 5:45 PM0.25
Sep 20, 4:45 PM0.25
Sep 20, 3:45 PM0.25
Sep 20, 2:45 PM0.25
Sep 20, 1:45 PM0.25
Sep 20, 12:45 PM0.25
Sep 20, 11:45 AM0.25
Sep 20, 10:45 AM0.25
Sep 20, 9:45 AM0.25
Sep 20, 8:45 AM0.25
Sep 20, 7:45 AM0.25
Sep 20, 6:45 AM0.25
Sep 20, 5:45 AM0.25
Sep 20, 4:45 AM0.25
Sep 20, 3:45 AM0.25
Sep 20, 2:45 AM0.25
Water level, 30 days at Junction Box - San Mateo Creek below: the water from 0.24 to 0.33 feet of stage, the latest 0.25 feet.WATER LEVEL, 30 DAYSFTHIGH 0.33 FT, SEP 4, 12:15 AM · LOW 0.24 FT, SEP 11, 6:30 PM0.230.250.280.300.330.35Aug 28Sep 2Sep 7Sep 12Sep 17Sep 220.25
Latest
0.25 ftSep 27, 1:45 AM
Highest
0.33 ftSep 4, 12:15 AM
Lowest
0.24 ftSep 11, 6:30 PM
Range
0.09 fthighest less lowest
Change
Fell 0.05 ftsince Aug 28, 2:30 AM
Readings
2,773
The readings these charts were drawn from, as a table
DayHigh ftLow ftAverage ftLast ftReadings
Sep 270.250.250.250.258
Sep 260.250.240.250.2596
Sep 250.250.250.250.2596
Sep 240.250.240.250.2596
Sep 230.250.240.250.2596
Sep 220.250.240.250.2593
Sep 210.250.250.250.2594
Sep 200.250.250.250.2594
Sep 190.250.250.250.2577
Sep 180.250.250.250.2592
Sep 170.250.250.250.2594
Sep 160.250.240.250.2594
Sep 150.250.240.250.2596
Sep 140.250.240.250.2596
Sep 130.250.240.250.2596
Sep 120.250.240.250.2596
Sep 110.250.240.250.2463
Sep 100.300.300.300.3068
Sep 90.300.300.300.3096
Sep 80.300.300.300.3096
Sep 70.300.300.300.3096
Sep 60.300.300.300.3094
Sep 50.300.300.300.3090
Sep 40.330.300.310.3096
Sep 30.320.300.300.3296
Sep 20.300.300.300.3096
Sep 10.300.300.300.3096
Aug 310.300.300.300.3095
Aug 300.300.300.300.3095
Aug 290.300.300.300.3096
Aug 280.300.300.300.3086

How it reports

Rank
1,856of 3,118 in California, Sep 27
Schedule
every 15 minon the hour's :00, :15, :30 and :45
Reports received, 24 hours
94 of 9697.9% of its schedule
Reports received, 7 days
131 of 13299.2% of its schedule
Longest silence, 7 days
35 minfrom Sep 27, 1:45 AM
Latest report
Sep 27, 1:45 AMlocal time
Time to reach Storm Station
24 min9 in 10 within 25 min

Its schedule is one report every 15 min, 96 in 24 hours. Two reports in the same 15 min count as one received.

Near Junction Box - San Mateo Creek below

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.