Levels of Treated Water Total Trihalomethanes for PENNSYLVANIA
JULY - SEPTEMBER 1998
REMINDER: Data Purpose: The ICR data were collected as part of a national research project to support development of national drinking water standards.
They should NOT be used to determine local water systems compliance with drinking water standards, nor should they be used to make personal judgements about individual health risks.
Units: Sample measurements are taken in micrograms per Liter (ug/L) and are regulated in milligrams per Liter (mg/L). A microgram per Liter is equivalent to one contaminant part per billion (ppb). A ppb can be thought of as one grain of salt in a swimming pool. Data for Total Trihalomethanes, haloacetic acids 5, and bromate are presented in ppb. 1 mg/L = 1000 ug/L, or 0.080 mg/L = 80 ug/L = 80 ppb, which happens to be the TTHM standard in the Stage 1 DBP Rule. Calculation in Regulations is Different: Comparisons with compliance calculations based on the existing Total Trihalomethanes standard in CFR Part 141.30 may not be warranted since the standard i s based on an annual average of public water system quarterly averages and not on treatment plant results as shown here. Also the results here are based on different types of samples. Results of Zero: A result of zero may indicate that a sample was analyzed, but that the result was less than the lowest value that the analytical method can reliably report. |
Chester Water Authority
Water Type - SURFACE WATER
(
Treated Water)
Plant Name | Plant ID | Water Type | Quarter | Total Trihalomethanes Concentration (ppb) |
---|---|---|---|---|
Octoraro Treatment Plant | 557 | Surface Water | JUL 1998 - SEP 1998 | 71.6 |
City of Allentown
City of Bethlehem DPW
Erie City Water Authority
Water Type - SURFACE WATER
(Treated Water)
Plant Name | Plant ID | Water Type | Quarter | Total Trihalomethanes Concentration (ppb) |
---|---|---|---|---|
Chestnut Treatment Plant | 573 | Surface Water | JUL 1998 - SEP 1998 | 33.1 |
West Treatmrnt Plant | 572 | Surface Water | JUL 1998 - SEP 1998 | 17 |
MUNICIPAL AUTHORITY OF WESTMORELAND CO.
Water Type - SURFACE WATER
(Treated Water)
Plant Name | Plant ID | Water Type | Quarter | Total Trihalomethanes Concentration (ppb) |
---|---|---|---|---|
INDIAN CREEK WATER TREATMENT PLANT | 569 | Surface Water | JUL 1998 - SEP 1998 | 45.7 |
Metropolitan Lancaster Authority
PA-American Water Co-Pittsburgh Area
Water Type - SURFACE WATER
(Treated Water)
Plant Name | Plant ID | Water Type | Quarter | Total Trihalomethanes Concentration (ppb) |
---|---|---|---|---|
E. H. Aldrich Station | 566 | Surface Water | JUL 1998 - SEP 1998 | 123.6 |
Hays Mine Station | 565 | Surface Water | JUL 1998 - SEP 1998 | 105.2 |
PAWC - Lake Scranton
Water Type - SURFACE WATER
(Treated Water)
Plant Name | Plant ID | Water Type | Quarter | Total Trihalomethanes Concentration (ppb) |
---|---|---|---|---|
Lake Scranton | 706 | Surface Water | JUL 1998 - SEP 1998 | 47.8 |
Philadelphia Suburban Water Company
Water Type - SURFACE WATER
(Treated Water)
Plant Name | Plant ID | Water Type | Quarter | Total Trihalomethanes Concent ration (ppb) |
---|---|---|---|---|
Crum Creek | 552 | Surface Water | JUL 1998 - SEP 1998 | 36.6 |
Neshaminy | 555 | Surface Water | JUL 1998 - SEP 1998 | 93.9 |
Philadelphia Water Department
Water Type - SURFACE WATER
(Treated Water)
Plant Name | Plant ID | Water Type | Quarter | Total Trihalomethanes Concentration (ppb) |
---|---|---|---|---|
Belmont Treatment Plant | 560 | Surface Water | JUL 1998 - SEP 1998 | 84.9 |
Pittsburgh Water and Sewer Authority
THE YORK WATER CO MPANY
Water Type - SURFACE WATER
(Treated Water)
Plant Name | Plant ID | Water Type | Quarter | Total Trihalomethanes Concentration (ppb) |
---|---|---|---|---|
FILTER PLANT | 576 | Surface Water | JUL 1998 - SEP 1998 | 30.2 |
WEST VIEW MUNICIPAL WATER AUTHORITY
Water Type - SURFACE WATER
(Treated Water)
Plant Name | Plant ID | Water Type | Quarter | Total Trihalomethanes Concentration (ppb) |
---|---|---|---|---|
NEVILLE ISLAND TREATMENT PLANT | 567 | Surface Water | JUL 1998 - SEP 1998 | 53.8 |
WILKINSBURG-PENN JOINT WATER AUTHORITY
Water Type - SURFACE WATER
(Treated Water)
Plant Name | Plant ID | Water Type | Quarter | Total Trihalomethanes Concentration (ppb) |
---|---|---|---|---|
WILKINSBURG-PENN JOINT WATER AUTHORITY | 568 | Surface Water | JUL 1998 - SEP 1998 | 106 |