Storm Station

Live/Water/California/Atherton Channel at Las Lomitas School

Atherton Channel at Las Lomitas School

A water gauge in San Mateo County, California. Its stage was 0.12 ft as of Sep 27, 2:00 AM PDT.

Gauge OMIC1San Mateo County, CaliforniaEvery gauge in California

Stage now
0.12 ftreported Sep 27, 2:00 AM PDT
24 hour change
No changesince Sep 26, 2:00 AM
Rank
2,128of 3,118 in California, Sep 27
Elevation
118 ftabove sea level
County
San Mateo County
Position
37.4374° N, 122.2134° W
Record since
2026

Water level

Atherton Channel at Las Lomitas School

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 Atherton Channel at Las Lomitas School: the water from 0.10 to 0.14 feet of stage, the latest 0.12 feet.WATER LEVEL, 24 HOURSFTHIGH 0.14 FT, SEP 26, 12:00 PM · LOW 0.10 FT, SEP 26, 10:00 AM0.100.120.140.166 AM9 AM12 PM3 PM6 PM9 PMSep 273 AM0.12
Latest
0.12 ftSep 27, 2:00 AM
Highest
0.14 ftSep 26, 12:00 PM
Lowest
0.10 ftSep 26, 10:00 AM
Range
0.04 fthighest less lowest
Change
Fell 0.01 ftsince Sep 26, 4:00 AM
Readings
22
The readings these charts were drawn from, as a table
TimeStage ft
Sep 27, 2:00 AM0.12
Sep 27, 1:00 AM0.12
Sep 27, 12:00 AM0.11
Sep 26, 11:00 PM0.12
Sep 26, 10:00 PM0.13
Sep 26, 9:00 PM0.11
Sep 26, 8:00 PM0.11
Sep 26, 7:00 PM0.11
Sep 26, 6:00 PM0.11
Sep 26, 5:00 PM0.11
Sep 26, 4:00 PM0.11
Sep 26, 3:00 PM0.13
Sep 26, 1:00 PM0.14
Sep 26, 12:00 PM0.14
Sep 26, 11:00 AM0.12
Sep 26, 10:00 AM0.10
Sep 26, 9:00 AM0.13
Sep 26, 8:00 AM0.13
Sep 26, 7:00 AM0.13
Sep 26, 6:00 AM0.13
Sep 26, 5:00 AM0.12
Sep 26, 4:00 AM0.13
Water level, 7 days at Atherton Channel at Las Lomitas School: the water from 0.08 to 0.16 feet of stage, the latest 0.12 feet.WATER LEVEL, 7 DAYSFTHIGH 0.16 FT, SEP 24, 7:00 AM · LOW 0.08 FT, SEP 25, 10:00 AM0.080.100.120.140.160.18Mon 21Tue 22Wed 23Thu 24Fri 25Sat 26Sun 270.12
Latest
0.12 ftSep 27, 2:00 AM
Highest
0.16 ftSep 24, 7:00 AM
Lowest
0.08 ftSep 25, 10:00 AM
Range
0.08 fthighest less lowest
Change
No changesince Sep 20, 4:00 AM
Readings
160
The readings these charts were drawn from, as a table
TimeStage ft
Sep 27, 2:00 AM0.12
Sep 27, 1:00 AM0.12
Sep 27, 12:00 AM0.11
Sep 26, 11:00 PM0.12
Sep 26, 10:00 PM0.13
Sep 26, 9:00 PM0.11
Sep 26, 8:00 PM0.11
Sep 26, 7:00 PM0.11
Sep 26, 6:00 PM0.11
Sep 26, 5:00 PM0.11
Sep 26, 4:00 PM0.11
Sep 26, 3:00 PM0.13
Sep 26, 1:00 PM0.14
Sep 26, 12:00 PM0.14
Sep 26, 11:00 AM0.12
Sep 26, 10:00 AM0.10
Sep 26, 9:00 AM0.13
Sep 26, 8:00 AM0.13
Sep 26, 7:00 AM0.13
Sep 26, 6:00 AM0.13
Sep 26, 5:00 AM0.12
Sep 26, 4:00 AM0.13
Sep 26, 3:00 AM0.14
Sep 26, 2:00 AM0.12
Sep 26, 1:00 AM0.11
Sep 26, 12:00 AM0.12
Sep 25, 11:00 PM0.12
Sep 25, 10:00 PM0.12
Sep 25, 9:00 PM0.11
Sep 25, 8:00 PM0.11
Sep 25, 7:00 PM0.12
Sep 25, 6:00 PM0.12
Sep 25, 5:00 PM0.13
Sep 25, 4:00 PM0.14
Sep 25, 3:00 PM0.11
Sep 25, 2:00 PM0.13
Sep 25, 1:00 PM0.11
Sep 25, 12:00 PM0.12
Sep 25, 11:00 AM0.10
Sep 25, 10:00 AM0.08
Sep 25, 9:00 AM0.11
Sep 25, 8:00 AM0.11
Sep 25, 7:00 AM0.11
Sep 25, 6:00 AM0.12
Sep 25, 5:00 AM0.11
Sep 25, 4:00 AM0.11
Sep 25, 2:00 AM0.11
Sep 25, 1:00 AM0.13
Sep 25, 12:00 AM0.11
Sep 24, 11:00 PM0.11
Sep 24, 10:00 PM0.12
Sep 24, 9:00 PM0.12
Sep 24, 8:00 PM0.13
Sep 24, 7:00 PM0.11
Sep 24, 6:00 PM0.12
Sep 24, 5:00 PM0.12
Sep 24, 4:00 PM0.13
Sep 24, 3:00 PM0.11
Sep 24, 2:00 PM0.13
Sep 24, 1:00 PM0.11
Sep 24, 12:00 PM0.12
Sep 24, 11:00 AM0.11
Sep 24, 10:00 AM0.12
Sep 24, 9:00 AM0.13
Sep 24, 8:00 AM0.14
Sep 24, 7:00 AM0.16
Sep 24, 6:00 AM0.15
Sep 24, 5:00 AM0.15
Sep 24, 4:00 AM0.12
Sep 24, 2:00 AM0.12
Sep 24, 1:00 AM0.12
Sep 24, 12:00 AM0.12
Sep 23, 11:00 PM0.11
Sep 23, 10:00 PM0.12
Sep 23, 9:00 PM0.11
Sep 23, 8:00 PM0.12
Sep 23, 7:00 PM0.11
Sep 23, 6:00 PM0.12
Sep 23, 5:00 PM0.12
Sep 23, 4:00 PM0.12
Sep 23, 3:00 PM0.12
Sep 23, 2:00 PM0.14
Sep 23, 1:00 PM0.12
Sep 23, 12:00 PM0.13
Sep 23, 11:00 AM0.11
Sep 23, 10:00 AM0.12
Sep 23, 9:00 AM0.11
Sep 23, 8:00 AM0.11
Sep 23, 7:00 AM0.12
Sep 23, 6:00 AM0.13
Sep 23, 5:00 AM0.12
Sep 23, 4:00 AM0.11
Sep 23, 2:00 AM0.11
Sep 23, 1:00 AM0.12
Sep 23, 12:00 AM0.11
Sep 22, 11:00 PM0.11
Sep 22, 10:00 PM0.11
Sep 22, 9:00 PM0.11
Sep 22, 8:00 PM0.11
Sep 22, 7:00 PM0.12
Sep 22, 6:00 PM0.11
Sep 22, 5:00 PM0.11
Sep 22, 4:00 PM0.11
Sep 22, 3:00 PM0.11
Sep 22, 2:00 PM0.12
Sep 22, 1:00 PM0.11
Sep 22, 12:00 PM0.12
Sep 22, 11:00 AM0.12
Sep 22, 10:00 AM0.12
Sep 22, 9:00 AM0.12
Sep 22, 8:00 AM0.12
Sep 22, 6:00 AM0.11
Sep 22, 5:00 AM0.11
Sep 22, 4:00 AM0.11
Sep 22, 2:00 AM0.11
Sep 22, 1:00 AM0.11
Sep 22, 12:00 AM0.11
Sep 21, 11:00 PM0.11
Sep 21, 10:00 PM0.11
Sep 21, 9:00 PM0.11
Sep 21, 8:00 PM0.11
Sep 21, 7:00 PM0.11
Sep 21, 6:00 PM0.11
Sep 21, 5:00 PM0.11
Sep 21, 4:00 PM0.12
Sep 21, 3:00 PM0.12
Sep 21, 2:00 PM0.13
Sep 21, 1:00 PM0.12
Sep 21, 12:00 PM0.12
Sep 21, 11:00 AM0.13
Sep 21, 10:00 AM0.12
Sep 21, 9:00 AM0.12
Sep 21, 8:00 AM0.13
Sep 21, 7:00 AM0.12
Sep 21, 6:00 AM0.12
Sep 21, 5:00 AM0.11
Sep 21, 4:00 AM0.11
Sep 21, 2:00 AM0.11
Sep 21, 1:00 AM0.11
Sep 21, 12:00 AM0.11
Sep 20, 11:00 PM0.11
Sep 20, 10:00 PM0.11
Sep 20, 9:00 PM0.12
Sep 20, 8:00 PM0.12
Sep 20, 7:00 PM0.12
Sep 20, 6:00 PM0.13
Sep 20, 5:00 PM0.13
Sep 20, 4:00 PM0.12
Sep 20, 3:00 PM0.12
Sep 20, 2:00 PM0.12
Sep 20, 1:00 PM0.14
Sep 20, 12:00 PM0.12
Sep 20, 11:00 AM0.13
Sep 20, 10:00 AM0.13
Sep 20, 9:00 AM0.13
Sep 20, 8:00 AM0.13
Sep 20, 7:00 AM0.14
Sep 20, 6:00 AM0.13
Sep 20, 5:00 AM0.12
Sep 20, 4:00 AM0.12
Water level, 30 days at Atherton Channel at Las Lomitas School: the water from 0.08 to 0.18 feet of stage, the latest 0.12 feet.WATER LEVEL, 30 DAYSFTHIGH 0.18 FT, SEP 4, 1:00 AM · LOW 0.08 FT, SEP 25, 10:00 AM0.070.100.130.150.170.20Aug 28Sep 2Sep 7Sep 12Sep 17Sep 220.12
Latest
0.12 ftSep 27, 2:00 AM
Highest
0.18 ftSep 4, 1:00 AM
Lowest
0.08 ftSep 25, 10:00 AM
Range
0.10 fthighest less lowest
Change
No changesince Aug 28, 4:00 AM
Readings
688
The readings these charts were drawn from, as a table
DayHigh ftLow ftAverage ftLast ftReadings
Sep 270.120.110.120.123
Sep 260.140.100.120.1223
Sep 250.140.080.110.1223
Sep 240.160.110.120.1123
Sep 230.140.110.120.1123
Sep 220.120.110.110.1122
Sep 210.130.110.120.1123
Sep 200.140.110.120.1124
Sep 190.130.110.120.1223
Sep 180.140.110.120.1124
Sep 170.170.120.140.1323
Sep 160.150.100.130.1323
Sep 150.140.130.130.1423
Sep 140.140.120.130.1222
Sep 130.140.110.130.1423
Sep 120.170.110.130.1324
Sep 110.150.100.130.1123
Sep 100.140.110.130.1322
Sep 90.140.100.120.1222
Sep 80.140.110.120.1124
Sep 70.130.110.120.1123
Sep 60.140.110.120.1123
Sep 50.160.120.140.1222
Sep 40.180.140.150.1523
Sep 30.160.130.150.1523
Sep 20.170.110.150.1524
Sep 10.160.110.130.1321
Aug 310.140.110.120.1123
Aug 300.130.110.120.1323
Aug 290.140.110.120.1124
Aug 280.140.110.120.1119

How it reports

Rank
2,128of 3,118 in California, Sep 27
Schedule
every houron the hour's :00
Reports received, 24 hours
22 of 2491.6% of its schedule
Reports received, 7 days
32 of 3396.9% of its schedule
Longest silence, 7 days
2 hoursfrom Sep 26, 1:00 PM
Latest report
Sep 27, 2:00 AMlocal time
Time to reach Storm Station
26 min9 in 10 within 35 min

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

Near Atherton Channel at Las Lomitas School

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.