LDL Enviro Services, Inc./Affordable Septic

http://www.septic-info.com/

http://people.howstuffworks.com/sewer.htm

http://www.co.pierce.wa.us/cfapps/atr/ePIP/search.cfm To search for Parcel info

The preceding links add supplemental information on everything from finding your tank lids to how often you should pump.