Mineral Buildup Due to Hard Water
Water Information for Pennsylvania
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Springs of Pennsylvania byPublication Date: 1973Contains water hardness data for various springs throughout Pennsylvania. See table 3 near the back of the book.
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The State Water Plan byContains water hardness data for various aquifers in Pennsylvania. Locate the appropriate subbasin and look for a table containing water hardness data.
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Engineering Characteristics of the Rocks of Pennsylvania by(Zip file) Contains descriptive information on water hardness for various rock formations in Pennsylvania. Use in conjunction with the Atlas below.
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Characteristics of Pennsylvania Recreational Lakes byPublication Date: 1978Contains hardness data for large Pennsylvania lakes.
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Industrial Utility of Water in Pennsylvania; Chemical Character of Surface Water byPublication Date: 1946Older data but useful for river data.
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Industrial water supplies in Pennsylvania byPublication Date: 1958Contains hardness data for selected rivers and lakes
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Water Resource ReportsFrom the Pennsylvania Geological Survey, the technical reports on the groundwater resources of areas, commonly defined on a countywide basis. Most of these reports include a book and a large-scale, full-color geologic map
Ground-water quality and data on wells and springs in Pennsylvania
This series presents ground-water quality and physical data on about 1,250 wells and springs.
Local/Regional Water Authorities
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Penn State University Park - Utility Fact SheetsProvides data on water hardness for UP campus.
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Erie County Water Authority annual reportThis report lists average hardness in one of its tables.
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American Water - PennsylvaniaContains listings for Pennsylvania locations plus other states.
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Philadelphia Water Department Water Quality reportsFor general information see also Drinking Water FAQ answer "How hard is my water?"
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Lehigh County AuthoritySelect township from interactive map to find hardness data.