Resources

Chain of Custody

• SVL Chain of Custody (PDF)
• SVL Chain of Custody (Excel Template)
• Drinking Water (Coliform Analysis) Chain of Custody

Documents

• SVL Quality Manual 2017
• 2017 List of SOPs – you may request a copy of a SOP (Standard Operating Procedure)
• Current MDL (Method Detection Limits) and PE (Performance Evaluation) results are available.
  • Request MDLs
  • Request PE Results

Useful Calculators

• % Un-ionized Ammonia Calculator
• Langelier Index Calculator
• Total Hardness as CaCO₃
• Calcium Hardness as CaCO₃

 Useful Links

Drinking Water Sites

Diagnose Your Drinking Water

EPA: Drinking Water Wells

National Sanitation Foundation Find information on standards, product testing and certification services for products including water treatment devices.

WELLOWNER.ORG Informing consumers about ground water and well water

EPA Sites

EPA Check Up Program for Small Systems

EPA Office of Solid Waste SW 846 Test Methods

EPA Office of Water Methods

EPA Small Public Water Systems

Integrated Risk Information Center (IRIS)

Various sites of Interest

National Water Information System (NWISWeb)

NIST Chemistry WebBook

WEB-PHREEQ: Aqueous Geochemical Modeling