MapMaster 3

Atlas (Beta)

Acid Rain

United StatesPhysical Environment

Average acidity of precipitation in the United States. Lower pH values represent greater acidity.

Geosystems: Intro to Physical Geography

A map shows the p H levels of acid rain in the U.S. States like Ohio and Pennsylvania have the lowest p H levels (4.50 to 4.59 p H, black). States like Arizona and Nevada show the highest p H levels (greater than or equals 5.30 p H, light yellow).

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Display by:	Acid Rain									Colonial Possessions, 1914	Oil Refineries
	4.50–4.59 pH	4.60–4.69 pH	4.70–4.79 pH	4.80–4.89 pH	4.90–4.99 pH	5.00–5.09 pH	5.10–5.19 pH	5.20–5.29 pH	≥5.30 pH	United Kingdom	BP Amoco Cherry Point Refinery	BP Texas City Refinery	BP Toledo Refinery	BP West Coast Products Refinery	BP Whiting Refinery	Chalmette Refining LLC Refinery	Chevron El Segundo Refinery	Citgo Corpus Christi Refinery	Citgo Petroleum Corp Lake Charles Refinery	Coffeyville Resources Refinery	ConocoPhillips Alliance (Belle Chasse) Oil Refinery LA USA	ConocoPhillips Borger Refinery	ConocoPhillips Linden Refinery	ConocoPhillips Ponca City Refinery	ConocoPhillips Sweeny Refinery	ConocoPhillips Westlake Refinery	ConocoPhillips Wilmington Refinery	ConocoPhillips Wood River Refinery	Crown Central Petroleum Corp Refinery	Deer Park Refining LTD Ptnrshp Refinery	ExxonMobil Baytown Refinery USA	ExxonMobil Beaumont Refinery	ExxonMobil Joliet Refinery	ExxonMobil Torrance Refinery	Flint Hills Resources LP Refinery	Flint Hills Resources LP Saint Paul Refinery	Flint Hills Resources North Pole Refinery	Frontier Refining and Marketing Inc El Dorado Refinery	Imperial Oil Nanticoke Refinery	Imperial Oil Sarnia Refinery	Imperial Oil Strathcona Refinery	Irving Oil Limited Refinery	Lyondell Citgo Refining Houston Refinery	Marathon Ashland Petroleum LLC Catlettsburg Refinery	Marathon Ashland Petroleum LLC Garyville Refinery	Marathon Ashland Petroleum LLC Robinson Refinery	Motiva Enterprises LLC Convent Refinery	Motiva Enterprises LLC Norco Refinery	Motiva Enterprises LLC Port Arthur Refinery	Murphy Oil U.S.A. Inc Meraux Refinery	North Atlantic Refining Come by Chance Refinery	PBF Paulsboro Refinery NJ USA	PDV Midwest Refining LLC Lemont Refinery	Petro Canada Edmonton Refinery	Petro Canada Montreal Refinery	Premcor Refining Group Inc Lima Refinery	Premcor Refining Group Inc Memphis Refinery	Premcor Refining Group Inc Port Arthur Refinery	Premcore Refining Group Inc Delaware Refinery	Shell Anacortes Refinery	Shell Montreal East Refinery	Shell Oil Martinez Refinery	Shell Scotford Refinery	Sunoco Philadelphia Refinery	Sunoco Toledo Refinery	Tesoro Golden Eagle Martinez Refinery	Total Petrochemicals Inc Port Arthur Refinery	Ultramar(Valero) Jean-Gaulin Refinery	Valero Energy Corp Sunray Refinery	Valero Refining Co Corpus Christi West Refinery	Valero Refining Co Texas City Refinery	Valero Refining Corpus Christi East Plant	Valero Refining Port Arthur Refinery	Valero Saint Charles Oil Refinery LA USA	Valero Wilmington Refinery	Western Refining Co El Paso Refinery
Arizona								1.23%	98.8%
Utah								1.69%	98.3%
District of Columbia			100%
Florida				1.32%	13.8%	25.9%
Idaho								4.63%	95.4%
Rhode Island			2.00%	3.88%
Wyoming									100%
Montana								9.26%	90.7%
North Dakota									100%
Virginia			3.50%	1.66%	15.4%
Mississippi					14.3%	79.0%	5.27%
West Virginia		7.63%	45.0%	12.8%	8.92%
Nebraska									100%
Missouri						26.1%	26.9%	12.0%	34.2%
North Carolina			1.35%	37.2%	1.72%	9.88%
Oregon								2.68%	97.3%
Alabama					84.6%	13.4%
New Mexico								4.15%	91.3%
Wisconsin						4.01%	46.8%	27.3%	21.3%
South Carolina				33.6%	64.2%	2.08%
Michigan				24.0%	10.0%	4.73%	13.3%
Connecticut			49.9%	50.0%
Colorado							1.85%	3.55%	88.3%
Nevada									100%
Massachusetts				98.2%
Georgia				7.01%	3.21%	2.51%	3.47%
Maryland			12.5%	29.8%	10.3%
Arkansas						17.5%	40.8%	7.44%	10.2%
South Dakota									100%
Iowa								1.50%	98.5%
Yukon										100%
Northwest Territories										99.3%
New Hampshire				72.0%	27.9%					0.148%
Vermont				95.7%	4.07%					0.322%
Nunavut										97.8%
Maine					17.3%	69.8%	10.8%			0.420%
Nova Scotia										95.1%
Prince Edward Island										86.9%
Saskatchewan										100%
British Columbia										96.8%
New York		4.25%	52.6%	35.3%						0.177%
Manitoba										99.9%
Alaska																																					1
Washington								23.4%	70.9%		1																																																	1
Kentucky			1.72%	54.3%	1.61%	9.53%																																						1
Delaware			17.4%	81.8%																																																							1
Texas					8.53%	1.49%	4.74%	5.19%	56.4%			1						1				1			1				1	1	1	1			1								1						1									1									1		1	1	1	1	1			1
Louisiana					41.6%	42.5%	8.80%	4.48%	2.23%							1			1		1					1																			1		1	1		1																								1
New Brunswick										98.8%																																1
Kansas									100%											1																		1
Newfoundland and Labrador										98.5%																																									1
New Jersey		5.98%	36.6%	32.6%	23.7%																		1																													1
Alberta										100%																															1													1									1
Pennsylvania	3.58%	34.8%	29.1%	10.8%																																																												1
Québec										99.7%																																													1						1							1
Oklahoma							2.73%	5.70%	91.6%															1
Tennessee			5.63%	19.5%	14.5%	3.55%																																																			1
Ontario										99.9%																													1	1
California									99.7%					1			1										1							1																												1				1									1
Ohio	5.07%	9.56%	59.7%	23.0%									1																																											1									1
Indiana			12.8%	4.37%	8.75%	5.18%									1
Minnesota							2.86%	4.42%	92.3%	0.119%																										1
Illinois					39.9%	27.0%	15.0%	3.08%	9.73%																			1					1													1							1

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