There's no federal law requiring a specific well cap. Every state writes its own rules. That's why a driller who works in three states might need three different cap setups on the truck. The EPA regulates public water systems under the Safe Drinking Water Act, but private wells? Those fall...

Your well cap has a small screened opening on top. Or it doesn't. That's not random — there's a reason for each design, and picking wrong can cause real problems. We see it all the time: a homeowner notices bugs near their wellhead, spots a screened vent on the cap,...

A monitoring well on a construction site in New Jersey. No lock on the cap. Somebody drops a cigarette butt in. Now your next round of groundwater samples is compromised and your client is explaining the anomaly to the DEP. It sounds like a worst-case scenario, but we hear versions...

Most People Get This Wrong We get a version of this call at least twice a week. A driller or environmental consultant rings us up and says, "I need a 4-inch well cap." We ask: SCH 40 or SCH 80? Silence. Then: "Does it matter?" It matters. A well cap...