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National Testing Laboratories LTD

556 South Mansfield StreetYpsilanti, MI 48197Phone: (734) 483-8333Lab's homeowner testing page: watercheck.com (opens in a new tab)

Address and phone checked · Source (opens in a new tab)

Facts verified under our methodology · Updated

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At a glance

Accepts samples from homeowners

How samples reach the lab: Mail-in, Drop-off

Verified (checked on the lab's website) · Source (opens in a new tab)

Listed tests and prices: from $85 shipping not stated

Verified · Source (opens in a new tab)

Certified in

  • Michigan
  • Pennsylvania

Registry checked · State certifications

How to order

State certifications

  • Michigan
    BacteriaNitrate/nitriteMetalsLead & copperVOCsSOCsRadiologicalStandard chemistry

    not: PFAS

    Michigan: MI-EGLE · Registry checked · MI-EGLE registry (opens in a new tab)
  • Pennsylvania
    BacteriaNitrate/nitriteMetalsLead & copperVOCsSOCsRadiologicalStandard chemistry

    not: PFAS

    Pennsylvania: PA-DEP-LAP · Registry checked · PA-DEP-LAP registry (opens in a new tab)

Homeowner samples

Accepts samples from homeowners

How samples reach the lab: Mail-in, Drop-off

Mail-in kits available in: AK, AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, HI, IA, ID, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, VT, WA, WI, WV, WY

Ship it to our laboratory Return your kit to our laboratory using guaranteed next-day delivery or drop the kit off if you are in the neighborhood.
Verified (checked on the lab's website) · Source (opens in a new tab)

Listed tests and prices

Listed tests and prices
TestWhat's includedPriceShippingTurnaroundVerifiedSource
Basic Well Water Test
Total coliform bacteria, E. coli
$220
Not stated
Results in 7 business days
Source (opens in a new tab)
Dual Iron
Iron
$90
Not stated
Turnaround not stated
Source (opens in a new tab)
Uranium
Uranium
$85
Not stated
Turnaround not stated
Source (opens in a new tab)

How to order

Call (734) 483-8333

Lab's homeowner testing page: watercheck.com (opens in a new tab)

You order from and pay the lab directly.

Certified analytes and methods

Michigan (92 analytes)

  • E. Coli
  • Enumeration of E. Coli
  • Enumeration of TC
  • Heterotrophic Bacteria
  • Total Coliform
  • 2,4-D
  • 2,4,5-TP (Silvex)
  • 3-Hydroxycarbofuran
  • Alachlor
  • Aldicarb
  • Aldicarb Sulfone
  • Aldicarb Sulfoxide
  • Aldrin
  • Antimony
  • Arsenic
  • Atrazine
  • Barium
  • Benzo(a)pyrene
  • Beryllium
  • Bromate
  • Bromide
  • Bromodichloromethane
  • Bromoform
  • Butachlor
  • Cadmium
  • Calcium
  • Carbaryl
  • Carbofuran
  • Chlorate
  • Chlordane
  • Chloride
  • Chlorite
  • Chloroform
  • Chromium
  • Copper
  • Cyanide
  • Dalapon
  • Di(2-ethylhexyl)adipate
  • Di(2-ethylhexyl)phthalate
  • Dibromoacetic acid
  • Dibromochloromethane
  • Dibromochloropropane (DBCP)
  • Dicamba
  • Dichloroacetic Acid
  • Dieldrin
  • Dinoseb
  • Diquat
  • Endothall
  • Endrin
  • Ethylene dibromide (EDB)
  • Fluoride
  • Glyphosate
  • Halo Acetic Acids
  • Heptachlor
  • Heptachlor Epoxide
  • Hexachlorobenzene
  • Hexachlorocyclopentadiene
  • Lead
  • Lindane
  • Magnesium
  • Manganese
  • Mercury
  • Methomyl
  • Methoxychlor
  • Metolachlor
  • Metribuzin
  • Monobromoacetic acid
  • Monochloroacetic acid
  • Nickel
  • Nitrate (as N)
  • Nitrate-Nitrite
  • Nitrite (as N)
  • Orthophosphate
  • Oxamyl
  • PCBs (screen only)
  • Pentachlorophenol
  • Picloram
  • Potassium
  • Propachlor
  • Regulated VOCs
  • Selenium
  • Simazine
  • Sodium
  • Sulfate
  • Thallium
  • Total Organic Carbon (TOC)
  • Total Trihalomethanes (TTHMs)
  • Toxaphene
  • Trichloroacetic Acid
  • Unregulated VOCs
  • Uranium
  • Vinyl Chloride

Source: MI-EGLE registry (opens in a new tab)

Pennsylvania (190 analytes)

  • 1,1-Dichloroethane · EPA 524.2 (Rev. 4.1)
  • 1,1-Dichloroethene (1,1-Dichloroethylene) · EPA 524.2 (Rev. 4.1)
  • 1,1-Dichloropropene · EPA 524.2 (Rev. 4.1)
  • 1,1,1-Trichloroethane · EPA 524.2 (Rev. 4.1)
  • 1,1,1,2-Tetrachloroethane · EPA 524.2 (Rev. 4.1)
  • 1,1,2-Trichloroethane · EPA 524.2 (Rev. 4.1)
  • 1,1,2,2-Tetrachloroethane · EPA 524.2 (Rev. 4.1)
  • 1,2-Dibromo-3-chloropropane (DBCP, Dibromochloropropane) · EPA 504.1 (Rev. 1.1)
  • 1,2-Dibromoethane (EDB, Ethylene dibromide) · EPA 504.1 (Rev. 1.1)
  • 1,2-Dichlorobenzene (o-Dichlorobenzene) · EPA 524.2 (Rev. 4.1)
  • 1,2-Dichloroethane · EPA 524.2 (Rev. 4.1)
  • 1,2-Dichloropropane · EPA 524.2 (Rev. 4.1)
  • 1,2,3-Trichlorobenzene · EPA 524.2 (Rev. 4.1)
  • 1,2,3-Trichloropropane (1,2,3-TCP) · EPA 524.2 (Rev. 4.1)
  • 1,2,4-Trichlorobenzene · EPA 524.2 (Rev. 4.1)
  • 1,2,4-Trimethylbenzene · EPA 524.2 (Rev. 4.1)
  • 1,3-Dichlorobenzene (m-Dichlorobenzene) · EPA 524.2 (Rev. 4.1)
  • 1,3-Dichloropropane · EPA 524.2 (Rev. 4.1)
  • 1,3,5-Trimethylbenzene · EPA 524.2 (Rev. 4.1)
  • 1,4-Dichlorobenzene (p-Dichlorobenzene) · EPA 524.2 (Rev. 4.1)
  • 2-Chlorotoluene · EPA 524.2 (Rev. 4.1)
  • 2,2-Dichloropropane · EPA 524.2 (Rev. 4.1)
  • 2,4-D · EPA 515.4 (Rev. 1.0)
  • 2,4,5-TP (Silvex) · EPA 515.4 (Rev. 1.0)
  • 3-Hydroxycarbofuran · EPA 531.2 (Rev. 1.0)
  • 4-Chlorotoluene · EPA 524.2 (Rev. 4.1)
  • Alachlor (Lasso) · EPA 525.2 (Rev. 2.0)
  • Aldicarb (Temik) · EPA 531.2 (Rev. 1.0)
  • Aldicarb sulfone · EPA 531.2 (Rev. 1.0)
  • Aldicarb sulfoxide · EPA 531.2 (Rev. 1.0)
  • Aldrin (HHDN) · EPA 525.2 (Rev. 2.0)
  • Aldrin (HHDN) · EPA 505 (Rev. 2.1)
  • Alkalinity as CaCO3 · SM 2320B - 2011 (Rev. 22nd ed.)
  • Aluminum · EPA 200.7 (Rev. 4.4)
  • Antimony · EPA 200.8 (Rev. 5.4)
  • Arsenic · SM 3113B - 2010 (Rev. 22nd ed.)
  • Arsenic · EPA 200.8 (Rev. 5.4)
  • Atrazine · EPA 525.2 (Rev. 2.0)
  • Barium · EPA 200.7 (Rev. 4.4)
  • Barium · EPA 200.8 (Rev. 5.4)
  • Bentazon · EPA 515.4 (Rev. 1.0)
  • Benzene · EPA 524.2 (Rev. 4.1)
  • Benzo[a]pyrene · EPA 525.2 (Rev. 2.0)
  • Beryllium · EPA 200.8 (Rev. 5.4)
  • Beryllium · EPA 200.7 (Rev. 4.4)
  • bis(2-Ethylhexyl) adipate (di(2-Ethylhexyl) adipate) · EPA 525.2 (Rev. 2.0)
  • bis(2-Ethylhexyl) phthalate (DEHP) · EPA 525.2 (Rev. 2.0)
  • Boron · EPA 200.7 (Rev. 4.4)
  • Bromate · EPA 326.0 (Rev. 1)
  • Bromate · EPA 300.1 (Rev. 1.0)
  • Bromide · EPA 300.1 (Rev. 1.0)
  • Bromoacetic acid (Monobromoacetic acid, MBAA) · EPA 552.2 (Rev. 1.0)
  • Bromobenzene · EPA 524.2 (Rev. 4.1)
  • Bromochloromethane · EPA 524.2 (Rev. 4.1)
  • Bromodichloromethane · EPA 524.2 (Rev. 4.1)
  • Bromoform · EPA 524.2 (Rev. 4.1)
  • Butachlor · EPA 525.2 (Rev. 2.0)
  • Cadmium · EPA 200.7 (Rev. 4.4)
  • Cadmium · EPA 200.8 (Rev. 5.4)
  • Calcium · EPA 200.7 (Rev. 4.4)
  • Carbaryl (Sevin) · EPA 531.2 (Rev. 1.0)
  • Carbofuran (Furaden) · EPA 531.2 (Rev. 1.0)
  • Carbon tetrachloride · EPA 524.2 (Rev. 4.1)
  • Chlorate · EPA 300.1 (Rev. 1.0)
  • Chlordane (tech.) · EPA 505 (Rev. 2.1)
  • Chloride · EPA 300.0 (Rev. 2.1)
  • Chlorine dioxide, res. disinfectant · SM 4500-ClO2 D - 1993 (Rev. 20th ed.)
  • Chlorite · EPA 300.1 (Rev. 1.0)
  • Chloroacetic acid (Monochloroacetic acid, MCAA) · EPA 552.2 (Rev. 1.0)
  • Chlorobenzene · EPA 524.2 (Rev. 4.1)
  • Chloroethane · EPA 524.2 (Rev. 4.1)
  • Chloroform · EPA 524.2 (Rev. 4.1)
  • Chromium · EPA 200.8 (Rev. 5.4)
  • Chromium · EPA 200.7 (Rev. 4.4)
  • cis-1,2-Dichloroethene · EPA 524.2 (Rev. 4.1)
  • cis-1,3-Dichloropropene · EPA 524.2 (Rev. 4.1)
  • Color · SM 2120B - 2011 (Rev. 22nd ed.)
  • Conductivity · SM 2510B - 2011 (Rev. 22nd ed.)
  • Copper · EPA 200.7 (Rev. 4.4)
  • Copper · EPA 200.8 (Rev. 5.4)
  • Dalapon (2,2-Dichloropropionic acid) · EPA 552.2 (Rev. 1.0)
  • Dalapon (2,2-Dichloropropionic acid) · EPA 515.4 (Rev. 1.0)
  • Dibromoacetic acid (DBAA) · EPA 552.2 (Rev. 1.0)
  • Dibromochloromethane · EPA 524.2 (Rev. 4.1)
  • Dibromomethane · EPA 524.2 (Rev. 4.1)
  • Dicamba · EPA 515.4 (Rev. 1.0)
  • Dichloroacetic acid (DCAA) · EPA 552.2 (Rev. 1.0)
  • Dichlorodifluoromethane (Freon 12) · EPA 524.2 (Rev. 4.1)
  • Dieldrin · EPA 505 (Rev. 2.1)
  • Dieldrin · EPA 525.2 (Rev. 2.0)
  • Dinoseb (2-sec-Butyl-4,6-dinitrophenol, DNBP) · EPA 515.4 (Rev. 1.0)
  • Diquat · EPA 549.2 (Rev. 1.0)
  • E. coli (Enumeration) · Colilert-18/QT
  • E. coli (Enumeration) · Colilert/QT
  • E. coli [RTCR] (P/A) · SM 9223 B-2004 (Colilert) (Rev. 22nd ED)
  • E. coli [RTCR] (P/A) · SM 9223 B-2004 (Colilert-18) (Rev. 22nd ED)
  • Endothall · EPA 548.1 (Rev. 1.0)
  • Endrin · EPA 525.2 (Rev. 2.0)
  • Endrin · EPA 505 (Rev. 2.1)
  • Ethylbenzene · EPA 524.2 (Rev. 4.1)
  • Fluoride · EPA 300.0 (Rev. 2.1)
  • gamma-BHC (Lindane, gamma-Hexachlorocyclohexane) · EPA 505 (Rev. 2.1)
  • gamma-BHC (Lindane, gamma-Hexachlorocyclohexane) · EPA 525.2 (Rev. 2.0)
  • Glyphosate · EPA 547
  • Heptachlor · EPA 505 (Rev. 2.1)
  • Heptachlor · EPA 525.2 (Rev. 2.0)
  • Heptachlor epoxide · EPA 505 (Rev. 2.1)
  • Heptachlor epoxide · EPA 525.2 (Rev. 2.0)
  • Heterotrophic bacteria (Enumeration) · SM 9215 B-2004 (PCA) (Rev. 22nd ED)
  • Hexachlorobenzene · EPA 505 (Rev. 2.1)
  • Hexachlorobutadiene (1,3-Hexachlorobutadiene) · EPA 524.2 (Rev. 4.1)
  • Hexachlorocyclopentadiene · EPA 525.2 (Rev. 2.0)
  • Hexachlorocyclopentadiene · EPA 505 (Rev. 2.1)
  • Iron · EPA 200.7 (Rev. 4.4)
  • Isopropylbenzene (Cumene) · EPA 524.2 (Rev. 4.1)
  • Lead · EPA 200.8 (Rev. 5.4)
  • Lead · SM 3113B - 2010 (Rev. 22nd ed.)
  • Lithium · EPA 200.7 (Rev. 4.4)
  • Magnesium · EPA 200.7 (Rev. 4.4)
  • Manganese · EPA 200.7 (Rev. 4.4)
  • Mercury · EPA 200.8 (Rev. 5.4)
  • Methomyl (Lannate) · EPA 531.2 (Rev. 1.0)
  • Methoxychlor · EPA 525.2 (Rev. 2.0)
  • Methoxychlor · EPA 505 (Rev. 2.1)
  • Methyl bromide (Bromomethane) · EPA 524.2 (Rev. 4.1)
  • Methyl chloride (Chloromethane) · EPA 524.2 (Rev. 4.1)
  • Methyl tert-butyl ether (MTBE) · EPA 524.2 (Rev. 4.1)
  • Methylene chloride (Dichloromethane) · EPA 524.2 (Rev. 4.1)
  • Metolachlor · EPA 525.2 (Rev. 2.0)
  • Metribuzin · EPA 525.2 (Rev. 2.0)
  • Molinate · EPA 525.2 (Rev. 2.0)
  • n-Butylbenzene · EPA 524.2 (Rev. 4.1)
  • n-Propylbenzene · EPA 524.2 (Rev. 4.1)
  • Naphthalene · EPA 524.2 (Rev. 4.1)
  • Nickel · EPA 200.8 (Rev. 5.4)
  • Nickel · EPA 200.7 (Rev. 4.4)
  • Nitrate (as N) · EPA 300.0 (Rev. 2.1)
  • Nitrite (as N) · EPA 300.0 (Rev. 2.1)
  • Odor · SM 2150B - 2011 (Rev. 22nd ed.)
  • Orthophosphate as P · EPA 300.0 (Rev. 2.1)
  • Oxamyl (Vydate) · EPA 531.2 (Rev. 1.0)
  • p-Isopropyltoluene (4-Isopropyltoluene) · EPA 524.2 (Rev. 4.1)
  • PCBs (screen as individual aroclors) · EPA 505 (Rev. 2.1)
  • Pentachlorophenol (PCP) · EPA 515.4 (Rev. 1.0)
  • pH · EPA 150.1
  • Picloram (4-Amino-3,5,6-trichloro-2-pyridinecarboxylic acid) · EPA 515.4 (Rev. 1.0)
  • Potassium · EPA 200.7 (Rev. 4.4)
  • Residual free chlorine · SM 4500-Cl G - 2011 (Rev. 22nd ed.)
  • Residue, filterable (TDS) · SM 2540C - 2011 (Rev. 22nd ed.)
  • sec-Butylbenzene · EPA 524.2 (Rev. 4.1)
  • Selenium · SM 3113B - 2010 (Rev. 22nd ed.)
  • Selenium · EPA 200.8 (Rev. 5.4)
  • Silica, as SiO2 · EPA 200.7 (Rev. 4.4)
  • Silver · EPA 200.8 (Rev. 5.4)
  • Silver · EPA 200.7 (Rev. 4.4)
  • Simazine · EPA 525.2 (Rev. 2.0)
  • Sodium · EPA 200.7 (Rev. 4.4)
  • Strontium · EPA 200.7 (Rev. 4.4)
  • Styrene · EPA 524.2 (Rev. 4.1)
  • Sulfate · EPA 300.0 (Rev. 2.1)
  • Surfactants as MBAS · SM 5540C - 2011 (Rev. 22nd ed.)
  • tert-Butylbenzene · EPA 524.2 (Rev. 4.1)
  • Tetrachloroethene (PCE, Perchloroethylene) · EPA 524.2 (Rev. 4.1)
  • Thallium · EPA 200.8 (Rev. 5.4)
  • Thiobencarb (Bolero) · EPA 525.2 (Rev. 2.0)
  • Toluene · EPA 524.2 (Rev. 4.1)
  • Total coliform (Enumeration) · SM 9223 B-2004 (Colilert/QT) (Rev. 22nd ED)
  • Total coliform (Enumeration) · SM 9223 B-2004 (Colilert-18/QT) (Rev. 22nd ED)
  • Total coliforms [RTCR] (P/A) · SM 9223 B-2004 (Colilert-18) (Rev. 22nd ED)
  • Total coliforms [RTCR] (P/A) · SM 9223 B-2004 (Colilert) (Rev. 22nd ED)
  • Total haloacetic acids (HAA) · EPA 552.2 (Rev. 1.0)
  • Total nitrate-nitrite · EPA 300.0 (Rev. 2.1)
  • Total organic carbon (TOC) · SM 5310C - 2011 (Rev. 22nd ed.)
  • Total residual chlorine · SM 4500-Cl G - 2011 (Rev. 22nd ed.)
  • Total trihalomethanes (TTHMs) · EPA 524.2 (Rev. 4.1)
  • Toxaphene (Chlorinated camphene) · EPA 505 (Rev. 2.1)
  • trans-1,2-Dichloroethene · EPA 524.2 (Rev. 4.1)
  • trans-1,3-Dichloropropene · EPA 524.2 (Rev. 4.1)
  • Trichloroacetic acid (TCAA) · EPA 552.2 (Rev. 1.0)
  • Trichloroethene (TCE, Trichloroethylene) · EPA 524.2 (Rev. 4.1)
  • Trichlorofluoromethane (Freon 11) · EPA 524.2 (Rev. 4.1)
  • Trifluralin (Treflan) · EPA 525.2 (Rev. 2.0)
  • Trifluralin (Treflan) · EPA 505 (Rev. 2.1)
  • Turbidity · SM 2130B - 2011 (Rev. 22nd ed.)
  • Uranium (mass) · EPA 200.8 (Rev. 5.4)
  • Vanadium · EPA 200.7 (Rev. 4.4)
  • Vinyl chloride (Chloroethene) · EPA 524.2 (Rev. 4.1)
  • Xylenes, total · EPA 524.2 (Rev. 4.1)
  • Zinc · EPA 200.7 (Rev. 4.4)
  • Zinc · EPA 200.8 (Rev. 5.4)

Source: PA-DEP-LAP registry (opens in a new tab)

How we verify labs

Certifications come from each state's registry; homeowner policies and prices come from the lab's own pages, each with its source and verification date. Read our lab methodology.

  1. Tell us about your water

  2. Test at a certified lab

  3. Understand your results