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
1198.9198492.291909
1298.98200492.291909
1398.87200492.31909
1498.92200492.291909
1598.96200492.291909
1698.96200492.371909
1798.92200492.481909
1898.9200492.591909
1998.82200492.621909
11098.84200492.641909
11198.56200492.671909
11298.52200492.671909
11398.34199892.691909
11498.46199892.721909
11598.56199892.751909
11698.54199892.771909
11798.54199892.791909
11898.52199892.811909
11998.56199892.831909
12098.54199892.841909
12198.68200692.841909
12298.88200692.861909
12398.92200692.861931
12498.98200692.861931
12598.96200692.881931
12698.96200692.881931
12798.9200692.881931
12898.88200692.881931
12998.85200692.881931
13098.78200692.881931
13198.72200692.881931
2198.7200692.881931
2298.62200692.881931
2398.6200692.881931
2498.64200692.881931
2598.68200692.841931
2698.94200692.841931
2799200692.841931
2899.02200692.841931
2998.94200692.841931
21098.9200692.841931
21198.82200692.841931
21298.78200692.841931
21398.62200692.841931
21498.52200692.851931
21598.42200692.861931
21698.34200692.881931
21798.22200692.891931
21898.25200692.921931
21998.18200692.921931
22098.16200692.931931
22197.94200692.951931
22297.92200692.971931
22397.84200692.971931
22497.7200692.991931
22597.831981931931
22698.33198193.011931
22798.33198193.011931
22898.33198193.011931
3198.42198193.021931
3298.48198193.021931
3398.47198193.021940
3498.42198193.021931
3598.36198193.021931
3698.29198193.021931
3798.261981931931
3898.241981931931
3998.31981931931
31098.31198193.041931
31198.26198193.091931
31298.27198193.071931
31398.21198193.071931
31498.16198193.081931
31598.13198193.081931
31698.28198193.081931
31798.48198193.111931
31898.83197393.121931
31999.18197393.131931
32099.59193693.141931
321100.09193693.191931
322101193693.231940
323100.88193693.231940
324100.79193693.221940
325100.85193693.221940
326100.94193693.221940
327100.99193693.221940
328100.99193693.221940
329100.89193693.221940
330100.79193693.241940
331100.79193693.541940
41100.79193693.711965
42100.78197693.691965
43101.03197693.681965
44101.18199893.641965
45101.3199893.621965
46101.24199893.611965
47101.18199893.581965
48101.12199893.591965
49101.06199893.631965
410100.98199893.641965
411100.84199893.661965
412100.7199893.71965
413100.59199893.91965
414100.46199894.091965
415100.32199894.181965
416100.44192294.291965
417100.52192294.431965
418100.54192294.551965
419100.65199494.611965
420100.8199494.661965
421100.84199494.691965
422100.84199494.771965
423100.8199494.911965
424100.931993951965
425101.02199395.021965
426101.17199395.041965
427101.36199395.071965
428101.36199395.091965
429102201195.11965
430102.32201195.091965
51102.42201195.121965
52102.22201195.141965
53102.12201195.121965
54102.22201195.121965
55102.61201195.121965
56102.68201195.121965
57102.62201195.021965
58102.58201194.991965
59102.42201194.971965
510102.222011951965
511102.12201194.991965
512101.96201194.981965
513101.82201194.991965
514101.64201194.961965
515101.66201194.91965
516101.7201194.841965
517101.98201194.81965
518102.12201194.791965
519102.12201194.761965
520102.1201194.741965
521102.08201194.691965
522102.12201194.61965
523101.92201194.611965
524101.86201194.571965
525101.7201194.511965
526101.52201194.491965
527101.68201194.481965
528101.92201194.451965
529102.18201194.431965
530102.29201194.41965
531102.24201194.351965
61102.22201194.321965
62102.2201194.311965
63101.88201194.261965
64101.7201194.211965
65101.5201194.171965
66101.32201194.151965
67101.12201194.151965
68100.93201194.191965
69100.66201194.181965
610100.58201194.181965
611100.47201194.161915
612100.29201194.141965
613100.21201194.151965
614100.12201194.141915
615100.1194794.141915
616100.16194794.121915
617100.14194794.121915
618100.07194794.081941
61999.98194794.081915
62099.91947941941
62199.8194793.91941
62299.68194793.91941
62399.56194793.891941
62499.43194793.881941
62599.34194793.841941
62699.24194793.781941
62799.15194793.741941
62899.03194793.731941
62998.9194793.771941
63098.78194793.751941
7198.71194793.741941
7298.71200693.721941
7398.82200693.681941
7498.86201393.651941
7598.88201393.611941
7699.11201393.561941
7799.12201393.481941
7899.12201393.521941
7999.08201393.571941
71099.07201393.571941
71199.01201393.551941
71298.96201393.581965
71398.92201393.551965
71498.87201393.551965
71598.74201393.531965
71698.68201393.51965
71798.52201393.491941
71898.44201393.481941
71998.32201393.431941
72098.4201393.391941
72198.28201393.391941
72298.16201393.351941
72398.23202393.331941
72498.22202393.331941
72598.18202393.341941
72698.12202393.341949
72798.06202393.31949
72898.1202393.311949
72998.07202393.311949
73098.08202393.31949
73198.06202393.311949
8197.93202393.291965
8297.86202393.231965
8397.74202393.211965
8497.78200693.231965
8597.72202393.221965
8697.7202393.191965
8797.66200893.171949
8897.82200893.131949
8998.01200893.121949
81098.14200893.131949
81198.2200893.161949
81298.24200893.091941
81398.25200893.061941
81498.26200893.031941
81598.22200893.021941
81698.18200893.021949
81798.14200892.971949
81898.06200892.961949
81998.06200892.991941
82098.08200892.961941
82198.04200892.961941
82297.96200892.911949
82397.88200892.881934
82497.81200892.861934
82597.78200892.841934
82697.68200892.831949
82797.67202392.81949
82897.65202392.821949
82997.55202392.861934
83097.55202392.831941
83197.53202392.821934
9197.49202392.761934
9297.39202392.721934
9397.31202392.681934
9497.27202392.661934
9597.22201192.741934
9697.44201192.761934
9797.66201192.761934
9897.8201192.721941
9997.96201192.721941
91097.98201192.711941
91198201192.741941
91297.91201192.751941
91397.86201192.761941
91497.82201192.711941
91597.82201192.661941
91697.82201192.681941
91797.78201192.691941
91897.79201192.691941
91997.62201192.691941
92097.5201192.621941
92197.47201192.581941
92297.42201192.571941
92397.38201192.591941
92497.43201192.581941
92597.39201192.51941
92697.27201192.481941
92797.24201192.481941
92897.12201192.421941
92997.07201192.411941
93097.11201192.381941
10197.12201192.341941
10297.28201192.311941
10397.41201192.311941
10497.52201192.371941
10597.56201192.391941
10697.54201192.421941
10797.52201192.41941
10897.38201192.41941
10997.34201192.411941
101097.31201192.41941
101197.23201192.411941
101297.17194592.41941
101397.18194592.41941
101497.2194592.351941
101597.24194592.381941
101697.28194592.381908
101797.3194592.391941
101897.88197792.381941
101998.38197792.411908
102098.53197792.41941
102198.58197792.381941
102298.58197792.381908
102398.58197792.371908
102498.48197792.361908
102598.48197792.351908
102698.43197792.351908
102798.43197792.31941
102898.33197792.321908
102998.33197792.311908
103098.28197792.291908
103198.13197792.281908
11198.18200592.281908
11298.26200592.261908
11398.24200592.241908
11498.34200592.241908
11598.36200592.221908
11698.36200592.221908
11798.16200592.21908
11898.18192792.181908
11998.34192792.181908
111098.24192792.181908
111199.21192792.161908
111299.16192792.151908
111399.1192792.141908
111499.07192792.181908
111599.04192792.181908
111698.04200592.161908
111798.28200592.161908
111898.44192792.161908
111998.74192792.161908
112098.8192792.161908
112198.7192792.141908
112298.72192792.141908
112398.74192792.131908
112498.82192792.141908
112598.86192792.141908
112698.86192792.161908
112798.86192792.181908
112898.86192792.191908
112998.8192792.21908
113098.74192792.21908
12199.04192792.221908
12299.29192792.231908
12399.31192792.241908
12499.32192792.091908
12599.34192792.161908
12699.29192792.181908
12799.23192792.181908
12899.16192792.191908
12999.12192792.21908
121099.09192792.21908
121199.06192792.221908
121299.04192792.221908
121399.02192792.231908
121499192792.241908
121598.98192792.251908
121699.28198392.271908
121799.5198392.281908
121899.9198392.291908
121999.9198392.291908
122099.5198392.291908
122199.44198392.31908
122299.26198392.281908
122399.22198392.281908
122499.24198392.281908
122599.24198392.281908
122699.24198392.271908
122799.04198392.271908
122898.91198392.261908
122998.94198392.261908
123098.91202392.281908
123198.96200392.281908