Storm Station

Live/Water/California/Delta at Mallard Island

Delta at Mallard Island

A water gauge in Contra Costa County, California. Its stage was 4.25 ft as of Sep 27, 6:15 AM PDT.

Gauge MLIC1Contra Costa County, CaliforniaEvery gauge in California

Stage now
4.25 ftreported Sep 27, 6:15 AM PDT
24 hour change
Rose 0.60 ftsince Sep 26, 6:15 AM
Rank
1,999of 3,127 in California, Sep 27
Elevation
4 ftabove sea level
County
Contra Costa County
Position
38.0500° N, 121.8500° W
Record since
2012

Water level

Delta at Mallard Island

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 Delta at Mallard Island: the water from 2.36 to 6.24 feet of stage, the latest 4.25 feet.WATER LEVEL, 24 HOURSFTHIGH 6.24 FT, SEP 26, 3:00 PM · LOW 2.36 FT, SEP 26, 9:45 PM2345679 AM12 PM3 PM6 PM9 PMSep 273 AM6 AM4.25
Latest
4.25 ftSep 27, 6:15 AM
Highest
6.24 ftSep 26, 3:00 PM
Lowest
2.36 ftSep 26, 9:45 PM
Range
3.88 fthighest less lowest
Change
Rose 0.97 ftsince Sep 26, 6:45 AM
Readings
95
The readings these charts were drawn from, as a table
TimeStage ft
Sep 27, 6:15 AM4.25
Sep 27, 6:00 AM4.51
Sep 27, 5:45 AM4.76
Sep 27, 5:30 AM4.99
Sep 27, 5:15 AM5.23
Sep 27, 5:00 AM5.45
Sep 27, 4:45 AM5.63
Sep 27, 4:30 AM5.74
Sep 27, 4:15 AM5.85
Sep 27, 4:00 AM5.93
Sep 27, 3:45 AM5.98
Sep 27, 3:30 AM5.98
Sep 27, 3:15 AM5.98
Sep 27, 3:00 AM5.94
Sep 27, 2:45 AM5.90
Sep 27, 2:30 AM5.84
Sep 27, 2:15 AM5.76
Sep 27, 2:00 AM5.68
Sep 27, 1:45 AM5.57
Sep 27, 1:30 AM5.44
Sep 27, 1:15 AM5.29
Sep 27, 1:00 AM5.11
Sep 27, 12:45 AM4.92
Sep 27, 12:30 AM4.69
Sep 27, 12:15 AM4.43
Sep 27, 12:00 AM4.16
Sep 26, 11:45 PM3.84
Sep 26, 11:30 PM3.54
Sep 26, 11:15 PM3.23
Sep 26, 11:00 PM2.91
Sep 26, 10:45 PM2.69
Sep 26, 10:30 PM2.54
Sep 26, 10:15 PM2.36
Sep 26, 10:00 PM2.36
Sep 26, 9:45 PM2.36
Sep 26, 9:30 PM2.44
Sep 26, 9:15 PM2.43
Sep 26, 9:00 PM2.44
Sep 26, 8:45 PM2.46
Sep 26, 8:30 PM2.64
Sep 26, 8:15 PM2.77
Sep 26, 8:00 PM2.84
Sep 26, 7:45 PM3.05
Sep 26, 7:30 PM3.17
Sep 26, 7:15 PM3.39
Sep 26, 7:00 PM3.53
Sep 26, 6:45 PM3.73
Sep 26, 6:30 PM3.93
Sep 26, 6:15 PM4.14
Sep 26, 6:00 PM4.39
Sep 26, 5:45 PM4.65
Sep 26, 5:30 PM4.91
Sep 26, 5:15 PM5.17
Sep 26, 5:00 PM5.41
Sep 26, 4:45 PM5.64
Sep 26, 4:30 PM5.82
Sep 26, 4:15 PM5.98
Sep 26, 4:00 PM6.09
Sep 26, 3:45 PM6.15
Sep 26, 3:30 PM6.22
Sep 26, 3:15 PM6.24
Sep 26, 3:00 PM6.24
Sep 26, 2:45 PM6.23
Sep 26, 2:30 PM6.17
Sep 26, 2:15 PM6.12
Sep 26, 2:00 PM6.04
Sep 26, 1:45 PM5.95
Sep 26, 1:30 PM5.83
Sep 26, 1:15 PM5.71
Sep 26, 1:00 PM5.60
Sep 26, 12:45 PM5.44
Sep 26, 12:30 PM5.25
Sep 26, 12:15 PM5.04
Sep 26, 12:00 PM4.79
Sep 26, 11:45 AM4.49
Sep 26, 11:30 AM4.21
Sep 26, 11:15 AM3.90
Sep 26, 11:00 AM3.58
Sep 26, 10:45 AM3.22
Sep 26, 10:30 AM3.01
Sep 26, 10:15 AM2.78
Sep 26, 10:00 AM2.60
Sep 26, 9:45 AM2.41
Sep 26, 9:30 AM2.40
Sep 26, 9:15 AM2.39
Sep 26, 9:00 AM2.43
Sep 26, 8:45 AM2.48
Sep 26, 8:30 AM2.56
Sep 26, 8:15 AM2.62
Sep 26, 8:00 AM2.70
Sep 26, 7:45 AM2.79
Sep 26, 7:30 AM2.93
Sep 26, 7:15 AM3.05
Sep 26, 7:00 AM3.18
Sep 26, 6:45 AM3.28
Water level, 7 days at Delta at Mallard Island: the water from 2.10 to 6.46 feet of stage, the latest 4.25 feet.WATER LEVEL, 7 DAYSFTHIGH 6.46 FT, SEP 23, 12:15 AM · LOW 2.10 FT, SEP 21, 6:30 AM2468Mon 21Tue 22Wed 23Thu 24Fri 25Sat 26Sun 274.25
Latest
4.25 ftSep 27, 6:15 AM
Highest
6.46 ftSep 23, 12:15 AM
Lowest
2.10 ftSep 21, 6:30 AM
Range
4.36 fthighest less lowest
Change
Rose 1.59 ftsince Sep 20, 6:45 AM
Readings
671
The readings these charts were drawn from, as a table
TimeStage ft
Sep 27, 6:15 AM4.25
Sep 27, 5:45 AM4.76
Sep 27, 4:45 AM5.63
Sep 27, 3:45 AM5.98
Sep 27, 2:45 AM5.90
Sep 27, 1:45 AM5.57
Sep 27, 12:45 AM4.92
Sep 26, 11:45 PM3.84
Sep 26, 10:45 PM2.69
Sep 26, 9:45 PM2.36
Sep 26, 8:45 PM2.46
Sep 26, 7:45 PM3.05
Sep 26, 6:45 PM3.73
Sep 26, 5:45 PM4.65
Sep 26, 4:45 PM5.64
Sep 26, 3:45 PM6.15
Sep 26, 2:45 PM6.23
Sep 26, 1:45 PM5.95
Sep 26, 12:45 PM5.44
Sep 26, 11:45 AM4.49
Sep 26, 10:45 AM3.22
Sep 26, 9:45 AM2.41
Sep 26, 8:45 AM2.48
Sep 26, 7:45 AM2.79
Sep 26, 6:45 AM3.28
Sep 26, 5:45 AM4.04
Sep 26, 4:45 AM5.02
Sep 26, 3:45 AM5.84
Sep 26, 2:45 AM6.14
Sep 26, 1:45 AM6.00
Sep 26, 12:45 AM5.60
Sep 25, 11:45 PM4.92
Sep 25, 10:45 PM3.85
Sep 25, 9:45 PM2.86
Sep 25, 8:45 PM2.62
Sep 25, 7:45 PM2.97
Sep 25, 6:45 PM3.48
Sep 25, 5:45 PM4.13
Sep 25, 4:45 PM5.08
Sep 25, 3:45 PM5.83
Sep 25, 2:45 PM6.08
Sep 25, 1:45 PM5.89
Sep 25, 12:45 PM5.52
Sep 25, 11:45 AM4.81
Sep 25, 10:45 AM3.66
Sep 25, 9:45 AM2.55
Sep 25, 8:45 AM2.32
Sep 25, 7:45 AM2.57
Sep 25, 6:45 AM3.02
Sep 25, 5:45 AM3.61
Sep 25, 4:45 AM4.43
Sep 25, 3:45 AM5.41
Sep 25, 2:45 AM6.10
Sep 25, 1:45 AM6.25
Sep 25, 12:45 AM6.11
Sep 24, 11:45 PM5.64
Sep 24, 10:45 PM4.85
Sep 24, 9:45 PM3.83
Sep 24, 8:45 PM3.14
Sep 24, 7:45 PM3.01
Sep 24, 6:45 PM3.35
Sep 24, 5:45 PM3.89
Sep 24, 4:45 PM4.74
Sep 24, 3:45 PM5.51
Sep 24, 2:45 PM5.85
Sep 24, 1:45 PM5.79
Sep 24, 12:45 PM5.47
Sep 24, 11:45 AM4.96
Sep 24, 10:45 AM4.04
Sep 24, 9:45 AM2.82
Sep 24, 8:45 AM2.16
Sep 24, 7:45 AM2.23
Sep 24, 6:45 AM2.62
Sep 24, 5:45 AM3.13
Sep 24, 4:45 AM3.82
Sep 24, 3:45 AM4.70
Sep 24, 2:45 AM5.62
Sep 24, 1:45 AM6.19
Sep 24, 12:45 AM6.26
Sep 23, 11:45 PM5.98
Sep 23, 10:45 PM5.49
Sep 23, 9:45 PM4.71
Sep 23, 8:45 PM3.86
Sep 23, 7:45 PM3.34
Sep 23, 6:45 PM3.35
Sep 23, 5:45 PM3.76
Sep 23, 4:45 PM4.40
Sep 23, 3:45 PM5.17
Sep 23, 2:45 PM5.66
Sep 23, 1:45 PM5.74
Sep 23, 12:45 PM5.58
Sep 23, 11:45 AM5.21
Sep 23, 10:45 AM4.48
Sep 23, 9:45 AM3.42
Sep 23, 8:45 AM2.45
Sep 23, 7:45 AM2.23
Sep 23, 6:45 AM2.53
Sep 23, 5:45 AM2.95
Sep 23, 4:45 AM3.52
Sep 23, 3:45 AM4.18
Sep 23, 2:45 AM5.08
Sep 23, 1:45 AM5.94
Sep 23, 12:45 AM6.42
Sep 22, 11:45 PM6.41
Sep 22, 10:45 PM6.13
Sep 22, 9:45 PM5.66
Sep 22, 8:45 PM4.92
Sep 22, 7:45 PM4.22
Sep 22, 6:45 PM3.85
Sep 22, 5:45 PM3.91
Sep 22, 4:45 PM4.24
Sep 22, 3:45 PM4.96
Sep 22, 2:45 PM5.48
Sep 22, 1:45 PM5.71
Sep 22, 12:45 PM5.63
Sep 22, 11:45 AM5.38
Sep 22, 10:45 AM4.90
Sep 22, 9:45 AM4.03
Sep 22, 8:45 AM2.92
Sep 22, 7:45 AM2.35
Sep 22, 6:45 AM2.38
Sep 22, 5:45 AM2.68
Sep 22, 4:45 AM3.20
Sep 22, 3:45 AM3.64
Sep 22, 2:45 AM4.44
Sep 22, 1:45 AM5.31
Sep 22, 12:45 AM6.10
Sep 21, 11:45 PM6.42
Sep 21, 10:45 PM6.32
Sep 21, 9:45 PM6.06
Sep 21, 8:45 PM5.66
Sep 21, 7:45 PM5.08
Sep 21, 6:45 PM4.56
Sep 21, 5:45 PM4.28
Sep 21, 4:45 PM4.42
Sep 21, 3:45 PM4.79
Sep 21, 2:45 PM5.32
Sep 21, 1:45 PM5.59
Sep 21, 12:45 PM5.48
Sep 21, 11:45 AM5.41
Sep 21, 10:45 AM5.05
Sep 21, 9:45 AM4.51
Sep 21, 8:45 AM3.56
Sep 21, 7:45 AM2.63
Sep 21, 6:45 AM2.14
Sep 21, 5:45 AM2.33
Sep 21, 4:45 AM2.65
Sep 21, 3:45 AM3.17
Sep 21, 2:45 AM3.84
Sep 21, 1:45 AM4.53
Sep 21, 12:45 AM5.25
Sep 20, 11:45 PM5.91
Sep 20, 10:45 PM6.17
Sep 20, 9:45 PM6.17
Sep 20, 8:45 PM5.92
Sep 20, 7:45 PM5.53
Sep 20, 6:45 PM5.02
Sep 20, 5:45 PM4.67
Sep 20, 4:45 PM4.57
Sep 20, 3:45 PM4.71
Sep 20, 2:45 PM5.08
Sep 20, 1:45 PM5.37
Sep 20, 12:45 PM5.46
Sep 20, 11:45 AM5.41
Sep 20, 10:45 AM5.18
Sep 20, 9:45 AM4.81
Sep 20, 8:45 AM4.24
Sep 20, 7:45 AM3.37
Sep 20, 6:45 AM2.66
Water level, 30 days at Delta at Mallard Island: the water from 1.64 to 6.91 feet of stage, the latest 4.25 feet.WATER LEVEL, 30 DAYSFTHIGH 6.91 FT, SEP 3, 7:15 PM · LOW 1.64 FT, SEP 7, 7:30 AM02468Aug 28Sep 2Sep 7Sep 12Sep 17Sep 224.25
Latest
4.25 ftSep 27, 6:15 AM
Highest
6.91 ftSep 3, 7:15 PM
Lowest
1.64 ftSep 7, 7:30 AM
Range
5.27 fthighest less lowest
Change
Rose 0.73 ftsince Aug 28, 6:45 AM
Readings
2,868
The readings these charts were drawn from, as a table
DayHigh ftLow ftAverage ftLast ftReadings
Sep 275.984.165.354.2526
Sep 266.242.364.343.8496
Sep 256.252.234.344.9296
Sep 246.292.114.325.6496
Sep 236.462.234.405.9896
Sep 226.412.254.536.4196
Sep 216.422.104.546.4296
Sep 206.192.334.565.9196
Sep 196.342.314.635.2996
Sep 186.282.214.574.5196
Sep 176.322.524.663.7596
Sep 166.562.534.773.3396
Sep 156.642.444.673.0596
Sep 146.562.364.522.6296
Sep 136.442.404.472.4296
Sep 126.462.564.612.7796
Sep 116.662.444.633.8596
Sep 106.712.104.505.1196
Sep 96.771.804.355.8496
Sep 86.841.824.356.4496
Sep 76.801.644.366.8096
Sep 66.901.794.496.8096
Sep 56.842.014.545.9790
Sep 46.882.194.684.9196
Sep 36.912.154.634.0996
Sep 26.592.344.463.2296
Sep 16.432.504.502.7891
Aug 316.302.564.462.5696
Aug 306.132.264.382.6396
Aug 296.212.044.303.2296
Aug 285.702.033.754.0769

How it reports

Rank
1,999of 3,127 in California, Sep 27
Schedule
every 15 minon the hour's :00, :15, :30 and :45
Reports received, 24 hours
93 of 9696.8% of its schedule
Reports received, 7 days
146 of 14997.9% of its schedule
Longest silence, 7 days
30 minfrom Sep 26, 1:30 AM
Latest report
Sep 27, 6:15 AMlocal time
Time to reach Storm Station
25 min9 in 10 within 30 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 Delta at Mallard Island

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.