Environmental Testing Services



Your Compliance Companion

Microbiological: We perform microbiological tests on Drinking Water, Wastewater and Biosolids. Certification is maintained through the Illinois Department of Public Health (IDPH) for the determination of Total Coliform. Testing is conducted in compliance with Standard Methods for the Examination of Water and Waste Water.

Total Coliform: Colilert Presence/Absence

Fecal Coliform: Membrane Filter (MF) technique and Most Probable Number (MPN)

Sim Plate Count pour plate method

e.Coli Membrane Filter (MF) Technique.

In addition, ARRO Laboratory offers the identification of Iron Oxidizing Bacterial and Sulfate Reducing Bacteria using the HACH Corp. BART method.

Arro Laboratory, Inc.

Waste Water Testing Services

Wastewater Analysis: All wastewater treatment plants are required to monitor its influent and Effluent to meet State specified permit levels. ARRO Laboratory is equipped to test for the NPDES parameters and then some:

  • BOD
  • Ammonia/TKN
  • Metals
  • Phenols
  • Fecal Coliform
  • Specific Organics
Arro Laboratory, Inc.
  • Phosphorous
  • Cyanide
  • Oils & Grease
  • Priority Pollutants

Drinking Water Testing Services

Drinking Water Analysis: Certified by Illinois EPA under NELAC, ARRO is capable of conducting inorganic analysis of drinking water for all regulated water supplies in the State (Municipal and Non-Transient Non-Community Water Supplies). We subcontract all required organic testing to PDC Laboratories in Peoria Illinois.

  • Total Coliform
  • Fluoride
  • Nitrate/Nitrite
  • Ortho Phosphate
Arro Laboratory, Inc.
  • Inorganic Compounds
  • Synthetic Organic Compounds
  • Volatile Organic Compounds
  • Disinfection Byproducts

Miscellaneous Testing Services

Biosolids: Waste treatment plant sludge analysis to meet the required 503 parameters:

Arro Laboratory, Inc.
  • Fecal Coliform
  • pH, TS/TVS
  • Ammonia/TKN
  • Metals
  • Phosphorous

Radiological: Working with Environmental Lab, Midwest, ARRO is capable of providing its clients with radiological testing for the following:

  • Radium 226 & 228
  • Gross Alpha and beta
  • Radon
  • Tritium
Arro Laboratory, Inc.

Other Testing: We do not limit ourselves to only Environmental testing. ARRO Laboratory, Inc. also offers a variety of chemical testing specific to your needs, be it product QC or manufacture troubleshooting, ARRO can help! Please call us to discuss your specific needs.