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Environmental

Drinking Water Testing

ORELAP accredited drinking water testing for public and private water systems. Field testing and pick-up available. Please call or email for scheduling. Rush turnaround available upon request.

Well Testing

State regulated testing for real estate transactions on properties using well water. For instructions on collecting water samples, click here.

  • Arsenic and Lead by ICPMS EPA 200.8
  • Nitrate and Nitrite by Ion Chromatography EPA 300.0
  • Total Coliform/Escherichia coli (E. coli)– Absent/Present SM 9223-B

Organics

ORELAP accredited organics testing.

  • Volatile organic compounds (VOC) by GC/MS. EPA 524.2
  • Chlorination by-products analyses in drinking water for TTHM/HAA5 by GCMS and GC/ECD EPA 524.2 and SM 6251-B.

Microbiology/Microscopy

  • ORELAP accredited microbiology
  • Total Coliform/Escherichia coli (E. coli)– Absent/Present SM 9223-B
  • Total Coliform/Escherichia coli (E. coli)– MPN by SM9223-B-
    Quanti-tray
  • Standard Plate Count SM 9215

Lead And Copper Testing

Older pipes, fixtures, and solder can degrade over time causing lead and copper to leach into your water supply.

  • Lead and Copper – ICPMS (EPA 200.8)
  • Minerals (Ca, Fe, K, Mg, Na) – ICP-OES EPA 200.7
  • Metals Scan (Ag, Al, As, Ba, B, Be, Cd, Cr, Co, Cu, Fe, Hg, Mn, Mo, Ni, Pb, Sb, Se, Tl, V, Zn) – ICP/MS (EPA 200.8)
  • Anions (chloride, nitrate, nitrite, fluoride, sulfate, and ortho-phosphate)
    by EPA 300.0
  • Nitrate/Nitrite by 353.2
  • Alkalinity – SM 2330-B
  • Color – SM 2120-B
  • Conductivity – SM 2510-B
  • Cyanide – SM 4500 CN C/E
  • Hardness – SM 2340-B
  • pH – SM 4500 H+ B
  • Residual Chlorine, Total Chlorine, and Chloramine – SM 4500-Cl G
  • Turbidity – SM 2130-B
  • Volatile Solids by SM2540-G

Wastewater And Stormwater Testing

ORELAP accredited for most analysis within Oregon and Washington stormwater permits, as well as most National Pollutant Discharge Elimination System (NPDES) permits. Field testing and pick-up available. Please call or email for scheduling. Rush turnaround available upon request.

ORELAP Accredited Test Methods Wastewater/Stormwater

  • ICP-MS metals by EPA 200.8 (Al, Sb, As, Ba, Be, B, Cd, Cr, Co, Cu, Pb, Mn, Mo, Ni, Se, Ag, Sr, TL, Zn, Sn, Ti)
  • ICP-OES metals/minerals by EPA 200.7 (Ca, Fe, Mg, K, Na, Al, Sb, As, Ba, Be, B, Cd, Cr, Co, Cu, Pb, Mn, Mo, Ni, Se, Ag, Sr, Tl, Zn, Sn, Ti)
  • Total Mercury by EPA 245.1
  • Anions by EPA 300.0 (nitrate, nitrite, fluoride, chloride, ortho-
    phosphate, sulfate)
  • Nitrate/Nitrite by 353.2
  • Oil and Grease by EPA 1664A
  • Total Suspended Solids by SM 2540-D
  • Total Dissolved Solids by SM 2540-C
  • Total Solids by SM 2540-B
  • Biochemical Oxygen Demand and Carbonaceous Biochemical Oxygen Demand by SM 5210-B
  • Chemical Oxygen Demand by EPA 410.4
  • Total Phosphorus by EPA 365.1
  • Total Kjeldahl Nitrogen by EPA 351.2
  • Ammonia Nitrogen by EPA 350.1
  • Alkalinity by SM 2320-B
  • Conductivity by SM 2510-B
  • pH by SM 4500 H+ B
  • Turbidity by SM 2130-B

ADDITIONAL MICROBIOLOGY TEST METHODS FOR STORMWATER/WASTEWATER:

  • Total Coliform/E. Coli Count SM 9223-B Qty
  • Fecal Coliform SM 9222-D
  • Standard Plate Count SM 9215-B

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