Philly officials say the water is safe. How do we know that?

New Jersey Fish and Wildlife stocked more than 180,000 rainbow trout in waterways across the state to kick off Saturday’s opening-day event.

The announcement comes after environmentalists took legal action to speed up the process.

Coatesville, Doylestown, Audubon, New Hope and Solebury water providers are among 22 that fail to meet state requirements to reduce the “forever chemicals” in drinking water.