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  3/4" Kwik   Sure  Plug, PSI 180 (269867) - product photo Cherne  3/4" Kwik   Sure  Plug, PSI 180 (269867) - alternate angle
All ProductsCherne

Cherne ® 3/4" Kwik Sure ® Plug, PSI 180

The Cherne 3/4" Kwik Sure plug (part #269-867) is a high-pressure mechanical test plug rated for 180 PSI. Designed for quick pipe sealing on 3/4" lines — the Kwik Sure...
$ 8.01
Cherne  8" Inside-of-pipe Gripper  Plug,17 PSI - 40 ft. (270288) - product photo Cherne  8" Inside-of-pipe Gripper  Plug,17 PSI - 40 ft. (270288) - alternate angle
All ProductsCherne

Cherne ® 8" Inside-of-pipe Gripper ® Plug,17 PSI - 40 ft.

The Cherne 8" Inside-of-Pipe Gripper (part #270-288) is the largest mechanical Inside-of-Pipe Gripper in the Cherne line — built for internal sealing of 8" sewer and storm drain pipe. Rated...
$ 74.98
Locking Well Monitoring Cap, 4" includes collar and padlock (A0720-001) - product photo Locking Well Monitoring Cap, 4" includes collar and padlock (A0720-001) - alternate angle
All ProductsEMCO Wheaton Manholes

Locking Well Monitoring Cap, 4" includes collar and padlock

The EMCO Wheaton A0720-001 is a 4" locking well monitoring cap and collar assembly. Threads or solvent-welds onto standard 4" PVC well casing to provide tamper-resistant security for monitoring wells....
$ 69.32
4" Torquer Locking Well Plug SCH 80 (T4 80)
All ProductsKoby Environmental, Inc

4" Torquer Locking Well Plug SCH 80

The Koby 4" Torquer Locking Well Plug (T4 80) seals monitoring well casings from the inside using an internal expansion design — no metal parts means no corrosion or rust...
$ 13.04
3/4" Torquer Locking Well Plug (T.75)
All ProductsKoby Environmental, Inc

3/4" Torquer Locking Well Plug

The Koby 3/4" Torquer Locking Well Plug (T.75) seals monitoring well casings from the inside using an internal expansion design — no metal parts means no corrosion or rust contamination....
$ 9.16
Cherne 4" Econ-O-Grip low-pressure blocking Plug (271543) - product photo Cherne 4" Econ-O-Grip low-pressure blocking Plug (271543) - alternate angle
All ProductsCherne

Cherne 4" Econ-O-Grip low-pressure blocking Plug

The Cherne 4" Econ-O-Grip plug (part #271-543) is a low-cost mechanical blocking plug for 4" pipe — rated for 2 PSI maximum. Natural rubber O-ring with galvanized metal plates and...
$ 8.80
Cherne  1" Kwik   Sure  Plug, PSI 40 (269875) - product photo Cherne  1" Kwik   Sure  Plug, PSI 40 (269875) - alternate angle
All ProductsCherne

Cherne ® 1" Kwik Sure ® Plug, PSI 40

The Cherne 1" Kwik Sure plug (part #269-875) is a high-pressure mechanical test plug rated for 40 PSI. Designed for quick pipe sealing on 1" lines — the Kwik Sure...
$ 8.11
Cherne  Air-Loc  6-10" Parachute (015403) - product photo Cherne  Air-Loc  6-10" Parachute (015403) - alternate angle
All ProductsCherne

Cherne ® Air-Loc ® 6-10" Parachute

The Cherne Air-Loc 6"-10" Parachute (part #015-403) is a deployment parachute for the Cherne Air-Loc leak locator system on 6" to 10" sewer pipe. Guides the blocking plug to the...
$ 112.05
2" FlushLock Locking Well Plug SCH 80 (FL280) - product photo 2" FlushLock Locking Well Plug SCH 80 (FL280) - alternate angle
All ProductsLocking Well Plugs

2" FlushLock Locking Well Plug SCH 80

The Koby 2" FlushLock Locking Well Plug (FL280) sits flush with the well casing top — the right choice when above-grade caps are not permitted in paved areas, roadways, or...
$ 12.48
Cherne  2-1/2" Kwik   Sure  Plug, PSI 72 (269913) - product photo Cherne  2-1/2" Kwik   Sure  Plug, PSI 72 (269913) - alternate angle
All ProductsCherne

Cherne ® 2-1/2" Kwik Sure ® Plug, PSI 72

The Cherne 2-1/2" Kwik Sure plug (part #269-913) is a high-pressure mechanical test plug rated for 72 PSI. Designed for quick pipe sealing on 2-1/2" lines — the Kwik Sure...
$ 25.30
Cherne  1-1/2" Sure-Grip  Water and Air testing Plug, 22 PSI (271158) - product photo Cherne  1-1/2" Sure-Grip  Water and Air testing Plug, 22 PSI (271158) - alternate angle
All ProductsCherne

Cherne ® 1-1/2" Sure-Grip ® Water and Air testing Plug, 22 PSI

The Cherne 1-1/2" Sure-Grip plug (part #271-158) is a tool-free mechanical test plug for water and air testing on 1-1/2" Schedule 40 and Schedule 80 pipe. Rated for 22 PSI...
$ 6.75
2" PVC female threaded well point (BE22F) - product photo 2" PVC female threaded well point (BE22F) - alternate angle
All ProductsWell Monitoring Equipment

2" PVC female threaded well point

The Koby 2" PVC female threaded well point (BE22F) is a drive-point screen for direct-push or driven well installations. PVC construction eliminates metallic contamination of groundwater samples. ASTM F-480 2tpi...
$ 4.13

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.