Chapter 04 — Safe Drinking Water
154 sections in this chapter.
25-04-A.S.A.C. § 25.0420.541 What are significant changes to disinfection practice?
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The provisions of 40 Code of Federal Regulations § 141.541 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.542 What must my system do if we are considering a significant change to disinfection practices?
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The provisions of 40 Code of Federal Regulations § 141.542 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.543 How is the disinfection benchmark calculated?
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The provisions of 40 Code of Federal Regulations § 141.543 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.544 What if my system uses chloramines, ozone, or chlorine dioxide for primary disinfection?
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The provisions of 40 Code of Federal Regulations § 141.544 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.550 Is my system required to meet subpart T combined filter effluent turbidity limits?
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The provisions of 40 Code of Federal Regulations § 141.550 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.551 What strengthened combined filter effluent turbidity limits must my system meet?
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The provisions of 40 Code of Federal Regulations § 141.551 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.552 My system consists of “alternative filtration” and is required to conduct a demonstration–what is required of my system and how does the State establish my turbidity limits?
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The provisions of 40 Code of Federal Regulations § 141.552 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.553 My system practices lime softening–is there any special provision regarding my combined filter effluent?
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The provisions of 40 Code of Federal Regulations § 141.553 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.560 Is my system subject to individual filter turbidity requirements?
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The provisions of 40 Code of Federal Regulations § 141.560 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.561 What happens if my system’s turbidity monitoring equipment fails?
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The provisions of 40 Code of Federal Regulations § 141.561 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.562 My system only has two or fewer filters–is there any special provision regarding individual filter turbidity monitoring?
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The provisions of 40 Code of Federal Regulations § 141.562 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.563 What follow-up action is my system required to take based on continuous turbidity monitoring?
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The provisions of 40 Code of Federal Regulations § 141.563 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.564 My system practices lime softening–is there any special provision regarding my individual filter turbidity monitoring?
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The provisions of 40 Code of Federal Regulations § 141.564 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.570 What does subpart T require that my system report to the State?
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The provisions of 40 Code of Federal Regulations § 141.570 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.571 What records does subpart T require my system to keep?
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The provisions of 40 Code of Federal Regulations § 141.571 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.6 Effective Dates
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The provisions of 40 Code of Federal Regulations §141.6 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.60 Effective Dates
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The provisions of 40 Code of Federal Regulations § 141.60 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.61 Maximum Contaminant Levels for Organic Contaminants
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The provisions of 40 Code of Federal Regulations § 141.61 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.62 Maximum Contaminant Levels for Inorganic Contaminants
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The provisions of 40 Code of Federal Regulations § 141.62 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.63 Maximum Contaminant Levels (MCLs) for Microbiological Contaminants
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The provisions of 40 Code of Federal Regulations § 141.63 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.64 Maximum Contaminant Levels for Disinfection Byproducts
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The provisions of 40 Code of Federal Regulations § 141.64 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.65 Maximum Residual Disinfectant Levels
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The provisions of 40 Code of Federal Regulations § 141.65 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.70 General Requirements
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The provisions of 40 Code of Federal Regulations § 141.70 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.71 Criteria for Avoiding Filtration
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The provisions of 40 Code of Federal Regulations § 141.71 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.72 Disinfection
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The provisions of 40 Code of Federal Regulations § 141.72 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.73 Filtration
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The provisions of 40 Code of Federal Regulations § 141.73 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.74 Analytical and Monitoring Requirements
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The provisions of 40 Code of Federal Regulations § 141.74 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.75 Reporting and Record Keeping Requirements
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The provisions of 40 Code of Federal Regulations § 141.75 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.80 General Requirements
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The provisions of 40 Code of Federal Regulations § 141.80 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.81 Applicability of Corrosion Control Treatment Steps to Small, Medium-size and Large Water Systems
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The provisions of 40 Code of Federal Regulations § 141.81 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.82 Description of Corrosion Control Treatment Requirements
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The provisions of 40 Code of Federal Regulations § 141.82 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.83 Source Water Treatment Requirements
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The provisions of 40 Code of Federal Regulations §141.83 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.84 Lead Service Line Replacement Requirements
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The provisions of 40 Code of Federal Regulations §141.84 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.85 Public Education and Supplemental Monitoring Requirements
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The provisions of 40 Code of Federal Regulations § 141.85 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.86 Monitoring Requirements for Lead and Copper in Tap Water
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The provisions of 40 Code of Federal Regulations § 141.86 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.87 Monitoring Requirements for Water Quality Parameters
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The provisions of 40 Code of Federal Regulations §141.87 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.88 Monitoring Requirements for Lead and Copper in Source Water
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The provisions of 40 Code of Federal Regulations §141.88 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.89 Analytical Methods
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The provisions of 40 Code of Federal Regulations § 141.89 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.90 Reporting Requirements
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The provisions of 40 Code of Federal Regulations § 141.90 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0420.91 Record Keeping Requirements
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The provisions of 40 Code of Federal Regulations § 141.91 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0430.1 Entry and Inspection
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Whether or not AS-EPA has evidence that a public water system has violated an applicable legal requirement, upon the presentation of his credentials the Director or his authorized representative shall have the right, at all reasonable times, to: (1) Enter premises on which any pu…
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0430.2 Appeal
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Persons aggrieved by actions of the AS-EPA pursuant to these regulations may file an appeal in the High Court, appellate division, in accordance with the American Samoa Administrative Procedures Act, 4.1001 et seq. A.S.C.A. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0430.3 Conflicts with Standards and Regulations
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In the event any previously adopted territorial rules or regulations conflict with the provisions of the Standards and Regulations set forth in this chapter, the provisions of this chapter shall apply. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0430.4 Severability Clause
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If any provision of these regulations, or its application to any person or circumstance, is held invalid, the application of such provision to other persons or circumstances, and the remainder of these regulations, shall not be affected thereby. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0440.1 Purpose
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The provisions 40 Code of Federal Regulations § 143.1 as revised and codified as of July 1, 2002 are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0440.2 Definitions
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The provisions 40 Code of Federal Regulations §143.2 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0440.3 Secondary Maximum Contaminant Levels
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The provisions 40 Code of Federal Regulations § 143.3 as revised and codified as of July 1, 2002, are hereby adopted by reference. History: Rule 1-08, eff 1 Jun 08.
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0440.4 Monitoring
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(1) The parameters in these regulations shall be monitored at intervals no less frequent than the monitoring performed for inorganic chemical contaminants listed in the National Interim Primary Drinking Water Regulations as applicable to community water systems. More frequent mon…
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0450.1 Suitability Determination
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If any publication adopted by reference under this chapter Part 25.0420 is revised, the Director of AS-EPA may review the revision to determine its suitability for this Territory. If the Director of AS-EPA determines that the revision is not suitable, the Director shall hold a pu…
Chapter 25-04Open chapter PDF ↗25-04-A.S.A.C. § 25.0460.1 Establishment of fee:
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(A) The AS-EPA Water Quality Laboratory shall establish a set of fees for services provided to private enterprises and government organizations. (B) The lab fee rates shall be calculated on an annual basis and may include the following criteria: 1. Cost of labor, 2. Cost of elect…
Chapter 25-04Open chapter PDF ↗