1) tank 50 deep

2)discharge pump will empty tank at 250 gallons per minit
3)tank will at 100 gallons per minit
4)2-floats will contor (m1) to fill tank set at 25feet 42feet
5)a float is set at 10feet for shut off for discharge pump
6)install pressure switch to prevent discharge pump from running dry
7)install float for high level alarm at 45 feet
8)install float for low level alarm at 7feet this will also serve as backup shout off for the discharge pump
9)use master control relay to control circuit
10) use control relay to control low level alarm
11)low level alarm will be audible and controlled from master control relay
12)high level alarm will be audible alarm silence