National Weather Service United States Department of Commerce
 

Note: Averages displayed above are for the entire historical period dating back to 1907.

Extreme Levels and Year

MonDayMax
Level
YearMin
Level
Year
1199.42198492.811909
1299.5200492.811909
1399.39200492.821909
1499.44200492.811909
1599.48200492.811909
1699.48200492.891909
1799.442004931909
1899.42200493.111909
1999.34200493.141909
11099.36200493.161909
11199.08200493.191909
11299.04200493.191909
11398.86199893.211909
11498.98199893.241909
11599.08199893.271909
11699.06199893.291909
11799.06199893.311909
11899.04199893.331909
11999.08199893.351909
12099.06199893.361909
12199.2200693.361909
12299.4200693.381909
12399.44200693.381931
12499.5200693.381931
12599.48200693.41931
12699.48200693.41931
12799.42200693.41931
12899.4200693.41931
12999.37200693.41931
13099.3200693.41931
13199.24200693.41931
2199.22200693.41931
2299.14200693.41931
2399.12200693.41931
2499.16200693.41931
2599.2200693.361931
2699.46200693.361931
2799.52200693.361931
2899.54200693.361931
2999.46200693.361931
21099.42200693.361931
21199.34200693.361931
21299.3200693.361931
21399.14200693.361931
21499.04200693.371931
21598.94200693.381931
21698.86200693.41931
21798.74200693.411931
21898.77200693.441931
21998.7200693.441931
22098.68200693.451931
22198.46200693.471931
22298.44200693.491931
22398.36200693.491931
22498.22200693.511931
22598.35198193.521931
22698.85198193.531931
22798.85198193.531931
22898.85198193.531931
3198.94198193.541931
3299198193.541931
3398.99198193.541940
3498.94198193.541931
3598.88198193.541931
3698.81198193.541931
3798.78198193.521931
3898.76198193.521931
3998.82198193.521931
31098.83198193.561931
31198.78198193.611931
31298.79198193.591931
31398.73198193.591931
31498.68198193.61931
31598.65198193.61931
31698.8198193.61931
31799198193.631931
31899.35197393.641931
31999.7197393.651931
320100.11193693.661931
321100.61193693.711931
322101.52193693.751940
323101.4193693.751940
324101.31193693.741940
325101.37193693.741940
326101.46193693.741940
327101.51193693.741940
328101.51193693.741940
329101.41193693.741940
330101.31193693.761940
331101.31193694.061940
41101.31193694.231965
42101.3197694.211965
43101.55197694.21965
44101.7199894.161965
45101.82199894.141965
46101.76199894.131965
47101.7199894.11965
48101.64199894.111965
49101.58199894.151965
410101.5199894.161965
411101.36199894.181965
412101.22199894.221965
413101.11199894.421965
414100.98199894.611965
415100.84199894.71965
416100.96192294.811965
417101.04192294.951965
418101.06192295.071965
419101.17199495.131965
420101.32199495.181965
421101.36199495.211965
422101.36199495.291965
423101.32199495.431965
424101.45199395.521965
425101.54199395.541965
426101.69199395.561965
427101.88199395.591965
428101.88199395.611965
429102.52201195.621965
430102.84201195.611965
51102.94201195.641965
52102.74201195.661965
53102.64201195.641965
54102.74201195.641965
55103.13201195.641965
56103.2201195.641965
57103.14201195.541965
58103.1201195.511965
59102.94201195.491965
510102.74201195.521965
511102.64201195.511965
512102.48201195.51965
513102.34201195.511965
514102.16201195.481965
515102.18201195.421965
516102.22201195.361965
517102.5201195.321965
518102.64201195.311965
519102.64201195.281965
520102.62201195.261965
521102.6201195.211965
522102.64201195.121965
523102.44201195.131965
524102.38201195.091965
525102.22201195.031965
526102.04201195.011965
527102.22011951965
528102.44201194.971965
529102.7201194.951965
530102.81201194.921965
531102.76201194.871965
61102.74201194.841965
62102.72201194.831965
63102.4201194.781965
64102.22201194.731965
65102.02201194.691965
66101.84201194.671965
67101.64201194.671965
68101.45201194.711965
69101.18201194.71965
610101.1201194.71965
611100.99201194.681915
612100.81201194.661965
613100.73201194.671965
614100.64201194.661915
615100.62194794.661915
616100.68194794.641915
617100.66194794.641915
618100.59194794.61941
619100.5194794.61915
620100.42194794.521941
621100.32194794.421941
622100.2194794.421941
623100.08194794.411941
62499.95194794.41941
62599.86194794.361941
62699.76194794.31941
62799.67194794.261941
62899.55194794.251941
62999.42194794.291941
63099.3194794.271941
7199.23194794.261941
7299.23200694.241941
7399.34200694.21941
7499.38201394.171941
7599.4201394.131941
7699.63201394.081941
7799.642013941941
7899.64201394.041941
7999.6201394.091941
71099.59201394.091941
71199.53201394.071941
71299.48201394.11965
71399.44201394.071965
71499.39201394.071965
71599.26201394.051965
71699.2201394.021965
71799.04201394.011941
71898.962013941941
71998.84201393.951941
72098.92201393.911941
72198.8201393.911941
72298.68201393.871941
72398.75202393.851941
72498.74202393.851941
72598.7202393.861941
72698.64202393.861949
72798.58202393.821949
72898.62202393.831949
72998.59202393.831949
73098.6202393.821949
73198.58202393.831949
8198.45202393.811965
8298.38202393.751965
8398.26202393.731965
8498.3200693.751965
8598.24202393.741965
8698.22202393.711965
8798.18200893.691949
8898.34200893.651949
8998.53200893.641949
81098.66200893.651949
81198.72200893.681949
81298.76200893.611941
81398.77200893.581941
81498.78200893.551941
81598.74200893.541941
81698.7200893.541949
81798.66200893.491949
81898.58200893.481949
81998.58200893.511941
82098.6200893.481941
82198.56200893.481941
82298.48200893.431949
82398.4200893.41934
82498.33200893.381934
82598.3200893.361934
82698.2200893.351949
82798.19202393.321949
82898.17202393.341949
82998.07202393.381934
83098.07202393.351941
83198.05202393.341934
9198.01202393.281934
9297.91202393.241934
9397.83202393.21934
9497.79202393.181934
9597.74201193.261934
9697.96201193.281934
9798.18201193.281934
9898.32201193.241941
9998.48201193.241941
91098.5201193.231941
91198.52201193.261941
91298.43201193.271941
91398.38201193.281941
91498.34201193.231941
91598.34201193.181941
91698.34201193.21941
91798.3201193.211941
91898.31201193.211941
91998.14201193.211941
92098.02201193.141941
92197.99201193.11941
92297.94201193.091941
92397.9201193.111941
92497.95201193.11941
92597.91201193.021941
92697.792011931941
92797.762011931941
92897.64201192.941941
92997.59201192.931941
93097.63201192.91941
10197.64201192.861941
10297.8201192.831941
10397.93201192.831941
10498.04201192.891941
10598.08201192.911941
10698.06201192.941941
10798.04201192.921941
10897.9201192.921941
10997.86201192.931941
101097.83201192.921941
101197.75201192.931941
101297.69194592.921941
101397.7194592.921941
101497.72194592.871941
101597.76194592.91941
101697.8194592.91908
101797.82194592.911941
101898.4197792.91941
101998.9197792.931908
102099.05197792.921941
102199.1197792.91941
102299.1197792.91908
102399.1197792.891908
102499197792.881908
102599197792.871908
102698.95197792.871908
102798.95197792.821941
102898.85197792.841908
102998.85197792.831908
103098.8197792.811908
103198.65197792.81908
11198.7200592.81908
11298.78200592.781908
11398.76200592.761908
11498.86200592.761908
11598.88200592.741908
11698.88200592.741908
11798.68200592.721908
11898.7192792.71908
11998.86192792.71908
111098.76192792.71908
111199.73192792.681908
111299.68192792.671908
111399.62192792.661908
111499.59192792.71908
111599.56192792.71908
111698.56200592.681908
111798.8200592.681908
111898.96192792.681908
111999.26192792.681908
112099.32192792.681908
112199.22192792.661908
112299.24192792.661908
112399.26192792.651908
112499.34192792.661908
112599.38192792.661908
112699.38192792.681908
112799.38192792.71908
112899.38192792.711908
112999.32192792.721908
113099.26192792.721908
12199.56192792.741908
12299.81192792.751908
12399.83192792.761908
12499.84192792.611908
12599.86192792.681908
12699.81192792.71908
12799.75192792.71908
12899.68192792.711908
12999.64192792.721908
121099.61192792.721908
121199.58192792.741908
121299.56192792.741908
121399.54192792.751908
121499.52192792.761908
121599.5192792.771908
121699.8198392.791908
1217100.02198392.81908
1218100.42198392.811908
1219100.42198392.811908
1220100.02198392.811908
122199.96198392.821908
122299.78198392.81908
122399.74198392.81908
122499.76198392.81908
122599.76198392.81908
122699.76198392.791908
122799.56198392.791908
122899.43198392.781908
122999.46198392.781908
123099.42198392.81908
123199.48200392.81908