Prineville Sewer Ponds – THE PRINEVILLE SEWER PONDS ARE NO LONGER ACCESSIBLE TO THE PUBLIC. PLEASE DO NOT ATTEMPT TO ENTER THIS FACILITY! WE HOPE THIS WILL BE A TEMPORARY SITUATION SO WE ARE STILL INCLUDING THIS IMPORTANT LOCATION IN THE SITE GUIDE. WATCH FOR FUTURE UPDATES. Read More > Prineville Sewer Ponds – THE PRINEVILLE SEWER PONDS ARE NO LONGER ACCESSIBLE TO THE PUBLIC. PLEASE DO NOT ATTEMPT TO ENTER THIS FACILITY! WE HOPE THIS WILL BE A TEMPORARY SITUATION SO WE ARE STILL INCLUDING THIS IMPORTANT LOCATION IN THE SITE GUIDE. WATCH FOR FUTURE UPDATES.