Asbestos testing labs in Indiana
3 lab sites accredited by NIST NVLAP · as listed on November 7, 2026
About this list
On November 7, 2026 the NIST NVLAP directory listed 3 lab sites in Indiana (2 cities) accredited for Asbestos Fiber Analysis. Their scope documents show 3 sites accredited for bulk analysis (PLM) and 1 site for airborne analysis (TEM).
Sorted A to Z. A listing is not an endorsement and does not say whether the lab takes samples from homeowners. Confirm the test you need with the lab before you send samples.
Accreditation as listed by NIST NVLAP on November 7, 2026; confirm with the lab.
Accredited asbestos labs in Indiana (3)
| Lab | City | Bulk (PLM) | Airborne (TEM) | NVLAP lab code | Accreditation expires | Phone |
|---|---|---|---|---|---|---|
| ACM Engineering & Environmental Services, Inc. | South Bend | Yes | No | 101977-0 | June 30, 2027 | Not stated on the list |
| EMSL Analytical, Inc. | Indianapolis | Yes | Yes | 200188-0 | March 31, 2027 | (856) 303-2546 |
| Micro Air, Inc. | Indianapolis | Yes | No | 101221-0 | March 31, 2027 | Not stated on the list |
Older homes in Indiana and where the labs are
In Indiana, 1,635,863 of 2,976,568 housing units (55%) were built before 1980, rank 16 of 45 states and DC by that share (Census ACS 2020–2024, table B25034). Homes of that age are the ones most likely to contain asbestos-containing materials such as insulation, flooring and popcorn ceilings. The counties with the most older homes, and how far each is from the nearest NVLAP-accredited asbestos lab site:
| County | Homes built before 1980 | Share of homes | Nearest listed lab site |
|---|---|---|---|
| Marion County | 259,353 | 59% | 8 mi: EMSL Analytical, Inc., Indianapolis |
| Lake County | 143,422 | 66% | 29 mi: STAT Analysis Corporation, Chicago |
| Allen County | 91,808 | 55% | 76 mi: ACM Engineering & Environmental Services, Inc., South Bend |
| St. Joseph County | 76,339 | 64% | 5 mi: ACM Engineering & Environmental Services, Inc., South Bend |
| Vanderburgh County | 53,662 | 63% | 111 mi: McCall and Spero Environmental, Inc., Louisville |
| Elkhart County | 43,660 | 54% | 24 mi: ACM Engineering & Environmental Services, Inc., South Bend |
| Madison County | 41,755 | 70% | 24 mi: EMSL Analytical, Inc., Indianapolis |
| Delaware County | 35,987 | 70% | 41 mi: EMSL Analytical, Inc., Indianapolis |
Over 50 miles from the nearest listed site: Allen County, Vanderburgh County. Many labs accept samples by mail; ask before you ship. Distance runs from the county’s centre (mean of its ZIP-code points) to the lab’s ZIP-code point, in a straight line. Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates, table B25034 (Year structure built), county level, downloaded November 15, 2026.
How far the labs stretch in Indiana
Indiana has 3 listed asbestos lab sites for about 1,635,863 homes built before 1980: one site per 545,288 older homes, the 12th most stretched of 35 states with a listed site (the middle state has one per 455,948).
- 3 of the 3 sites are accredited for material samples by PLM (pieces of popcorn ceiling, vinyl floor tile, pipe wrap or other building material).
- 1 of the 3 sites is accredited for air samples by TEM (air samples, such as the clearance test after asbestos removal).
Counts from the accreditation list; homes from Census ACS 2020–2024 (B25034). A site count, not capacity: one lab can process many samples, and many accept samples by mail.
Labs here that print a homeowner price
- Micro Air, Inc.: $55.00 per sample · 3 days from receipt · lab’s page
- EMSL Analytical, Inc.: $95.00 per sample · lab’s page
As printed on the lab’s website, read November 13, 2026. Confirm the price and the test with the lab. Compare all published prices, including labs in other states.
Bulk (PLM) and Airborne (TEM) are the two parts of the NVLAP program as NIST names them; “Yes” means the lab’s scope document lists a method in that category. Other states: all states.
Other home hazard tests: Lead paint testing · Mold testing.