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Earthquakes Change Well-water Quality

26 May 2017

Port Heiden, Alaska, United States

Residents associated poor well water quality with earthquakes.

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Topic

	Weather	1532
	Ocean / Sea	961
	Safety	865
	Surface Waters / Wetlands	859
	Ice / Snow Change	851
	Land	842
	Human Health	749
	Transportation	734
	Buildings	660
	Marine Mammals	632
	Land Mammals	628
	Extreme Temperature	601
	Fish	593
	Plants / Kelp	559
	Death / Die-off / Decline	546
	Birds	539
	Unusual Range / Sighting	517
	Seasonal Timing	504
	Extreme Precipitation	477
	Food Security	387
	Sports / Recreation	365
	Insects	323
	Flooding / Draining	314
	Invertebrates	299
	Economic Impact	280
	Extreme Wind	257
	Air	256
	Energy	236
	Fire	218
	Cultural Impact	216
	Unusual Animal Behavior	212
	Permafrost Change	210
	Sanitation	207
	Deformity / Disease / Injury	197
	Unusual Size / Abundance	188
	Landslide / Avalanche	187
	Drought	162
	Pets	159
	Microbes	158
	Erosion	155
	Water Security	152
	Air Quality	137
	Pathogen	127
	Agriculture	124
	Displacement	123
	Fisheries	123
	Pollution	123
	Livestock	118
	Parasite	106
	Rain on Snow	102
	Algal Bloom	85
	Water Management	84
	Storm Surge	83
	Glacier Change	82
	Zoonotic Flu	79
	One Health	78
	Harvest Change	77
	Infestation	73
	Arachnids	70
	Cyclone / Hurricane	56
	Paralytic Shellfish Poisoning	51
	Atmosphere	48
	Earthquake	45
	Injury	42
	Fungi	40
	Groundwater	40
	Thunderstorm	40
	TOURISM	40
	Debris / Trash	38
	Communication	36
	Eruption	36
	Forestry	34
	Aquaculture	31
	Reptiles	29
	Anthrax	27
	Mental Health	26
	Burial Site	25
	Amphibians	25
	Acute Illness	22
	Rabies	21
	Sinkhole / Crater	21
	Sea/Land Level Change	20
	Physical or Chemical Change	16
	Conflict	11
	Relocation	11
	Distemper	10
	Surface Waters / Wetlands	9
	Chronic Wasting Disease	8
	Tsunami	8
	Trichinosis	7
	Vibrio parahaemolyticus	7
	Amnesic Shellfish Poisoning	6
	Chronic Illness	6
	Radiation	5
	Toxoplasmosis	5
	Tularemia	4
	Unusual Variation	4
	Brucellosis	3
	Boreal Pox	2
	Botulism	2
	Anisakiasis / Anisakid	1
	Coronavirus / COVID	1
	Giardiasis	1
	Monkey Pox	1
	Unusual Smell or Taste	1

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	United States	2798
	Canada	652
	Russia	189
	Iceland	149
	Finland	124
	Norway	121
	Sweden	71
	United Kingdom	67
	Mexico	34
	Australia	22
	India	22
	Japan	22
	Ireland	18
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	France	15
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	Spain	10
	Greenland	9
	Pakistan	8
	Chile	7
	Italy	7
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	Netherlands	6
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	South Africa	5
	Switzerland	5
	Argentina	4
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	Indonesia	4
	Kenya	4
	South Korea	4
	Turkey	4
	Brazil	3
	Faroe Islands	3
	Kazakhstan	3
	Philippines	3
	Poland	3
	Trinidad and Tobago	3
	Afghanistan	2
	Antigua and Barbuda	2
	Barbados	2
	Belgium	2
	Cambodia	2
	Costa Rica	2
	Cyprus	2
	Germany	2
	Honduras	2
	Israel	2
	Morocco	2
	Peru	2
	Saint Lucia	2
	Somalia	2
	Ukraine	2
	Uruguay	2
	Zambia	2
	Aland Islands	1
	Antarctica	1
	Bahamas	1
	Belize	1
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	Fiji	1
	Ghana	1
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	Lebanon	1
	Libya	1
	Malaysia	1
	Mozambique	1
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	Nauru	1
	Nepal	1
	Nigeria	1
	Papua New Guinea	1
	Portugal	1
	Puerto Rico	1
	Romania	1
	Saint Vincent and the Grenadines	1
	Sierra Leone	1
	Singapore	1
	Taiwan	1
	Thailand	1
	Tonga	1
	Turks and Caicos Islands	1
	Vietnam	1
	Yemen	1
	Zimbabwe	1

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	Summer	1837
	Spring	1364
	Fall	1312
	Winter	1189

Year

	2025	162
	2024	387
	2023	424
	2022	339
	2021	540
	2020	694
	2019	757
	2018	808
	2017	829
	2016	353
	2015	179
	2014	139
	2013	113
	2012	98
	2011	51
	2010	16
	2009	8
	2008	6
	2007	3
	2005	2
	2004	4
	2003	2
	2002	2
	2001	2
	2000	1
	1999	1
	1998	1
	1997	1
	1990	1
	1988	1
	1983	1

Month

	January	460
	February	389
	March	397
	April	468
	May	549
	June	586
	July	670
	August	643
	September	512
	October	395
	November	460
	December	396