Septic Tanks in Hanford, CA

The Norwesco 20 Inch Domed Septic/Water Lid (MPN N-62408) is a polyethylene septic tank engineered to replace legacy steel and concrete septic tanks — corrosion-immune, lightweight enough for...

The Norwesco N-63514 is a Manhole Extension - not a tank, but a black polyethylene riser collar measuring 20 inches in diameter by 6 inches tall and weighing about 8 pounds empty. It raises an...

The Norwesco Manhole Extension is a black polyethylene riser measuring 20 inches in diameter by 15 inches high and weighing 13 pounds empty. It raises the height of a tank's existing manhole access...

The Norwesco 15 Inch Manhole Extension is a black polyethylene riser that raises the height of a tank manhole opening. It stacks onto the manhole collar so the lid sits higher, useful when the access...

The Norwesco Manhole Extension is a 20-inch diameter by 24-inch tall steel riser that raises an existing manway collar to the height your installation needs. At roughly 15 lb empty with a 20 x 20...

The 24 Inch Manhole Extension is a Norwesco polyethylene riser that raises an existing 24-inch tank manhole opening, giving you added standoff height above the tank top. It measures 24 inches across...

The Norwesco 300 Gallon Septic Pump Tank (SKU N-41319) is a black, polyethylene basin built for the dose-and-discharge stage of a septic system, where effluent collects until a pump lifts it to a...

The Norwesco 500 Gallon Plastic Septic Pump Tank is a black polyethylene chamber built to hold and discharge effluent in a pumped septic system - the dosing or pump chamber that lifts wastewater to a...

The Norwesco 500 Gallon One Compartment Septic Tank is a low-profile polyethylene tank built for shallow burial and tight access, where a taller tank simply will not fit. At 42 inches tall on a 48 by...

The Norwesco 750 Gallon Low Profile Two Compartment Septic Tank carries IAPMO certification and ships with loose plumbing, built from green polyethylene in a low-profile body. The two-compartment...

The Norwesco 1000 Gallon Low Profile Two Compartment Septic Tank is built for sites where burial depth and cover are tight. At 51 inches tall with a 60 x 127 inch footprint, this green polyethylene...

The Norwesco 1000 Gallon Two Compartment Septic Tank is an IAPMO-certified polyethylene tank built for residential and light-commercial onsite wastewater systems where a two-compartment design is...