A septic tank should not be confused with a well.

Just as rural homeowners had trouble keeping the grass green over the septic tank and drain field in late summer, so only a few desert plants found purchase here.

The primary culprits in eutrophication appear to be excess nitrogen and phosphorus—from sources including fertilizer runoff and septic system effluent to atmospheric fallout from burning fossil fuels—which enter waterbodies and fuel the overgrowth of algae, which, in turn, reduces water quality and degrades estuarine and coastal ecosystems.

Yanni's wallet was found in the septic tank.

Yanni died of septic shock.