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Best Radon Testing in Oswego, NY

Compare 7 local radon testing providers in Oswego. Verified listings with real contact info.

7 verified providers · Updated 2026-04-19

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1

Cutro Professional Inspections Inc.

4.8 ★ (102 reviews)

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2

Integral Home Inspection

5.0 ★ (2 reviews)

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3

C Green Home Inspection Group

4.9 ★ (90 reviews)

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1

Cutro Professional Inspections Inc.

4.8 (102 reviews)
3745 County Rte 4, Oswego, NY 13126
Open 24 Hours
2

Integral Home Inspection

5.0 (2 reviews)
2566 State Rte 3, Fulton, NY 13069
Mon–Fri 4–8pm · Sat–Sun 8am–5pm
3

C Green Home Inspection Group

4.9 (90 reviews)
455 S 4th St suite 1, Fulton, NY 13069
Mon–Fri 8am–6pm · Sat–Sun Closed
4

ThirdGen Home Inspections

5.0 (4 reviews)
7408 Plainville Rd, Memphis, NY 13112
Mon–Fri 8am–8pm · Sat 8am–8:30pm · Sun 8am–8pm
5

FLC Home Inspection/ radon

5.0 (17 reviews)
123 Christopher Dr, Baldwinsville, NY 13027
Open 24 Hours
6

Cornerstone Building Inspections

4.9 (46 reviews)
108 River Park Dr, Liverpool, NY 13090
Mon–Sun 7:45am–9pm
7

Expert Home & Building Inspection Inc

4.8 (35 reviews)
232 E Main St, Elbridge, NY 13060
Mon–Sat 9am–8pm · Sun 9am–8am

Frequently Asked Questions

How much does radon testing cost in New York?

Professional radon testing typically costs $175 to $350. Short-term tests (48-96 hours) are used for real estate transactions. Long-term tests (90+ days) provide the most accurate annual average. NYSDOH recommends professional testing over DIY kits for real estate transactions, though DIY kits ($20-$40) are available at hardware stores.

Why is radon especially concerning in New York?

New York has varying radon levels depending on geology. Kings, Queens, New York (Manhattan), Suffolk, and Bronx counties include many homes where bedrock, fill, and foundation details can produce elevated radon. Even other areas of the state have measurable radon. NYSDOH considers it a public health issue and publishes county-level radon data.

Are radon testers required to be certified in New York?

Certification requirements vary by state. NYSDOH and professional organizations like the National Radon Proficiency Program (NRPP) or National Radon Safety Board (NRSB) recommend certified testers. For real estate transactions, use a certified professional to ensure legally defensible results.

What happens if my New York home has high radon levels?

If radon levels exceed 4 pCi/L, the EPA and NYSDOH recommend installing a radon mitigation system. Sub-slab depressurization is the most effective method and typically costs $1,000 to $2,000. State-certified contractors can perform mitigation. Mitigation reduces levels by up to 99%.

When should I test for radon in my New York home?

NYSDOH recommends testing all homes, especially in high-risk areas. Test when buying or selling, after major renovations affecting the foundation, or if you have never tested. Testing during cooler months (November through March) with windows closed provides the most representative results. Re-test every 2 years or after major changes to the home.

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