Well Monitoring Equipment

Well monitoring equipment for environmental professionals — locking well plugs, well caps, vapor extraction fittings, groundwater bailers, and monitoring well manholes. The hardware that gets written into remediation plans. Call (866) 514-3684 for project pricing.

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Cherne PVC 4" Test-Kap Mechanical Plug (270768) - product photo Cherne PVC 4" Test-Kap Mechanical Plug (270768) - alternate angle
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Cherne PVC 4" Test-Kap Mechanical Plug

The Cherne 4" PVC Test-Kap (part #270-768) is a mechanical test plug designed specifically for PVC DWV pipe testing. The Test-Kap slides over the outside of 4" Schedule 40 PVC...
$ 8.73
Cherne  3" Sure-Grip  Water and Air testing Plug, 13 PSI (271308) - product photo Cherne  3" Sure-Grip  Water and Air testing Plug, 13 PSI (271308) - alternate angle
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Cherne® 3" Sure-Grip® Water and Air testing Plug, 13 PSI

The Cherne 3" Sure-Grip plug (part #271-308) is a tool-free mechanical test plug for water and air testing on 3" Schedule 40 and Schedule 80 pipe. Rated for 13 PSI...
$ 9.51
Permanent PVC Groundwater Bailer - White, 3.5" OD x 36" (PVCW35x36) - product photo Permanent PVC Groundwater Bailer - White, 3.5" OD x 36" (PVCW35x36) - end detail
All ProductsAqua Bailers

Permanent PVC Groundwater Bailer — White, 3.5″ OD × 36″

The Aqua Bailers Permanent PVC Groundwater Bailer (PVCW35x36) is a reusable 3.5" OD x 36" white PVC bailer built for long-term field use. The removable bottom check valve allows full...
$ 200.00
Permanent PVC Groundwater Bailer - White, 1.66" OD x 36" (PVCW16x36) - product photo Permanent PVC Groundwater Bailer - White, 1.66" OD x 36" (PVCW16x36) - alternate angle
All ProductsAqua Bailers

Permanent PVC Groundwater Bailer — White, 1.66″ OD × 36″

The Aqua Bailers Permanent PVC Groundwater Bailer (PVCW16x36) is a reusable 1.66" OD x 36" white PVC bailer designed for long-term groundwater sampling — especially metals work — without the...
$ 102.00
Mini Polyethylene Groundwater Bailer, 0.75" x 36", Single Check - Weighted (PY75x36SCW) - product photo Polyethylene Disposable Groundwater Bailer, 1.6" x 36", Single Check - Weighted (PY16x36SCW) - product photo
All ProductsAqua Bailers

Mini Polyethylene Groundwater Bailer, 0.75″ × 36″, Single Check — Weighted

The Aqua Bailers Mini Polyethylene Bailer (PY75x36SCW) is a 0.75" OD x 36" disposable bailer with a single bottom check valve and weighted body for fast descent in small-diameter monitoring...
$ 99.00
Polyethylene Disposable Groundwater Bailer, 1.6" x 36", Single Check - Weighted (PY16x36SCW) - alternate angle Polyethylene Disposable Groundwater Bailer, 1.6" x 36", Single Check - Weighted (PY16x36SCW) - product photo
All ProductsAqua Bailers

Polyethylene Disposable Groundwater Bailer, 1.6″ × 36″, Single Check — Weighted

The Aqua Bailers Polyethylene Disposable Bailer (PY16x36SCW) is a 1.6" OD x 36" disposable bailer with a single bottom check valve and weighted body for faster descent. Virgin polyethylene (HDPE)...
$ 117.00
Polyethylene Disposable Groundwater Sampling Bailer - 1.6" OD 12-72" (PY16x36SC) - product photo Polyethylene Disposable Groundwater Sampling Bailer - 1.6" OD 12-72" (PY16x36SC) - alternate angle
All ProductsAqua Bailers

Polyethylene Disposable Groundwater Sampling Bailer — 1.6″ OD 12–72″

The Aqua Bailers Polyethylene Disposable Bailer (PY16x36SC) is a 1.6" OD x 36" disposable bailer with a single bottom check valve — the unweighted version for standard-depth monitoring wells where...
$ 93.00
Cherne  Jet-Ball „¢ Cleaning Balls, 15-18 in. with eye bolts (254223) - product photo Cherne  Jet-Ball „¢ Cleaning Balls, 15-18 in. with eye bolts (254223) - alternate angle
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Cherne® Jet-Ball™ Cleaning Balls, 15-18 in. with eye bolts

The Cherne Jet-Ball Cleaning Ball 15"-18" (part #254-223) is a large-diameter sewer cleaning ball for 15" to 18" municipal pipe with eye bolts for retrieval. Uses water pressure to clean...
$ 525.67
Cherne  Air-Loc  4" Parachute (066303)
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Cherne® Air-Loc® 4" Parachute

The Cherne Air-Loc 4" Parachute (part #066-303) is a deployment parachute for the Cherne Air-Loc leak locator system. Guides the Air-Loc blocking plug through 4" sewer pipe to the test...
$ 92.09
Inflator with Clamp (055808)
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Inflator with Clamp

The Pneumatic Plug Inflator with Clamp (part #055-808) connects to a standard air supply for controlled inflation of Cherne pneumatic test plugs. The clamp fitting provides a secure connection during...
$ 6.59
Cherne 6" Iron Grip Bypass Plug, 4.3 PSI,  ½" Bypass (268068) - product photo Cherne 6" Iron Grip Bypass Plug, 4.3 PSI,  ½" Bypass (268068) - alternate angle
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Cherne 6" Iron Grip Bypass Plug, 4.3 PSI, ½" Bypass

The Cherne 6" Iron Grip Bypass Plug (part #268-068) is a cast iron mechanical test plug with 1/2" NPT bypass for 6" sewer and storm pipe. Rated for 4.3 PSI...
$ 72.02
Cherne  15" Aluminum T-Handle Gripper  Plug (Non Bypass) (272930) - product photo Cherne  15" Aluminum T-Handle Gripper  Plug (Non Bypass) (272930) - alternate angle
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Cherne® 15" Aluminum T-Handle Gripper® Plug (Non Bypass)

The Cherne 15" Aluminum T-Handle Gripper (part #272-930) is a heavy-duty mechanical blocking plug for full shutoff on 15" concrete and clay sewer pipe. Rated for 13 PSI / 30...
$ 627.08

Equipment for Every Stage of the Monitoring Well Lifecycle

Whether you’re installing a new monitoring well network, conducting Phase II ESA sampling, or maintaining a long-term remediation site, the hardware you use determines data quality. Cross-contaminated samples, tampered wells, and failed seals aren’t just operational headaches — they’re regulatory liability.

We supply environmental consultants, remediation contractors, and water utilities with the well security and sampling equipment they need to keep sites compliant and data defensible.

Shop by Application

Well Security & Sealing

Locking well plugs (Torquer, FlushLock, J-Plug, H-Plug) seal the well from inside the casing. Locking well caps (Grip-N-Lock) fit over the exterior and are faster for routine sampling access. Both accept padlocks for chain-of-custody documentation.

Vapor & Gas Monitoring

Torquer vapor extraction plugs and Ex-Cap fittings allow controlled gas sampling and vapor recovery while maintaining a secure seal. These are specified in landfill gas monitoring programs, soil vapor extraction systems, and Phase II ESAs requiring VOC screening.

Groundwater Sampling

Groundwater bailers for grab sampling in monitoring wells. Disposable polyethylene and PVC bailers eliminate cross-contamination between wells. Permanent PVC bailers for dedicated single-well programs. Available individually or in cases of 24.

Ordering for Multi-Well Projects

Most of our well monitoring customers order for 20–200+ well sites. Call (866) 514-3684 to get volume pricing, confirm casing compatibility, and coordinate mixed-size shipments. We ship same-day on in-stock items ordered before 1pm CT.

FAQ

What’s the difference between a well plug and a well cap?

A plug seals from inside the pipe casing using an expansion gasket. A cap fits over the outside of the pipe. Plugs create a flush or below-grade seal; caps extend above the casing and are quicker to remove for sampling access.

What equipment do I need for Phase II ESA monitoring wells?

At minimum: locking well plugs or caps (for well security between sampling events), groundwater bailers (for grab samples), and if VOC screening is required, vapor extraction plugs. We can help you spec the full list — call (866) 514-3684.

Do you supply for projects across multiple states?

Yes. We ship nationwide and regularly supply multi-site remediation projects. One order can include mixed sizes and product types shipped to a single location or split across project sites.