| 301 PLAZA | | | | 300 | Ground water | 921 Middletown-Warwick Rd
MIDDLETOWN, DE 19709 | 302-376-4301 | MIDDLETOWN | New Castle |
| 7-11 BRIDGEVILLE | | | | 87 | Ground water | 400 Penn Center Blvd
Building 4, Suite 1000
PITTSBURG, PA 15235 | 724-420-5367 | BRIDGEVILLE | Sussex |
| ABBOTTS MILL NATURE CENTER | | | | 60 | Ground water | 15411 Abbotts Mill Road
MILFORD, DE 19963 | 302-222-0903 | MILFORD | Sussex |
| AKRIDGE SCOUT RESERVATION | | | | 354 | Ground water | 1910 Baden Powell Way
DOVER, DE 19904 | 302-622-3300 | DOVER | Kent |
| ALLEN HARIM - DAGSBORO HATCHERY | | | | 47 | Ground water | 29984 Pinnacle Way
MILLSBORO, DE 19966 | 302-470-0300 | DAGSBORO | Sussex |
| ALLEN HARIM - PINNACLE PROCESSING PLANT | | | | 225 | Ground water | 29984 Pinnacle Way
MILLSBORO, DE 19966 | 302-470-0300 | MILLSBORO | Sussex |
| ALLEN HARIM - SEAFORD FEED MILL | | | | 34 | Ground water | 29984 Pinnacle Way
MILLSBORO, DE 19966 | 302-470-0300 | SEAFORD | Sussex |
| ALLEN HARIM FOODS INC | | | | 1,500 | Ground water | 29984 Pinnacle Way
MILLSBORO, DE 19966 | 302-470-0300 | HARBESON | Sussex |
| AMERICAN CLASSIC GOLF CLUB, LLC. | | | | 47 | Ground water | 908 NEW BLOOMFIELD ROAD
DUNCANNON, PA 17020 | 302-703-6662 | LEWES | Sussex |
| AMICK FARMS LLC DELMAR FEED MILL | | | | 74 | Ground water | P. O. BOX 2309
BATESBURG-LEESVILLE, SC 29070 | 443-439-9352 | | Sussex |
| AMVETS POST # 2 | | | | 85 | Ground water | Cody Ayers
32592 Long Neck Road
MILLSBORO, DE 19966 | 302-945-0406 | MILLSBORO | Sussex |
| ANGOLA BEACH ESTATES | | | | 1,400 | Ground water | 22971 Suburban Blvd.
LEWES, DE 19958 | 302-945-5186 | LEWES | Sussex |
| ANGOLA CREST I | | | | 60 | Ground water | 34251 Thomas Drive
LEWES, DE 19958 | 302-945-0579 | LEWES | Sussex |
| ANGOLA CREST II | | | | 159 | Ground water | 34251 Thomas Drive
LEWES, DE 19958 | 302-945-0579 | LEWES | Sussex |
| ANYO PROPERTIES | | | | 52 | Ground water | PO BOX 1827
SEAFORD, DE 19973 | 302-629-3099 | SEAFORD | Sussex |
| ARBYS - LEWES | | | | 675 | Ground water | P.O. Box 556
GEORGETOWN, DE 19947 | 302-856-2555 | LEWES | Sussex |
| ARTESIAN NORTHERN KENT REGIONAL | | | | 7,014 | Ground water | 664 CHURCHMANS ROAD
NEWARK, DE 19702 | 302-453-2389 | CLAYTON | Kent |
| ARTESIAN NORTHERN SUSSEX REGIONAL | | | | 5,511 | Ground water | 664 CHURCHMANS ROAD
NEWARK, DE 19702 | 302-453-2389 | LEWES | Sussex |
| ARTESIAN SOUTHERN SUSSEX REGIONAL | | | | 18,015 | Ground water | 664 CHURCHMANS ROAD
NEWARK, DE 19702 | 302-453-2389 | BETHANY BEACH | Sussex |
| ARTESIAN WATER COMPANY | http://www.artesianwater.com/customer-service-center/artesian-pipeline-newsletter/customer-service-centerartesian-pipeline-newsletterspring-2010-water-quality-reportsExit | | | 231,114 | Surface water purchased | 664 CHURCHMANS ROAD
NEWARK, DE 19702 | 302-453-2389 | BEAR, HOCKESSIN | New Castle |
| ASCOT LANDING SUBDIVISION | | | | 338 | Ground water purchased | 116 E. Scotland Drive
BEAR, DE 19701 | 302-832-7100 | NEWARK | New Castle |
| ASHLAND NATURE CENTER SYSTEM #1 | | | | 200 | Ground water | 3511 Barley Mill Rd
HOCKESSIN, DE 19707 | 302-413-5072 | HOCKESSIN | New Castle |
| ASHLAND NATURE CENTER SYSTEM #2 | | | | 125 | Ground water | 3511 Barley Mill Rd
HOCKESSIN, DE 19707 | 302-413-5072 | HOCKESSIN | New Castle |
| AUBURN VALLEY STATE PARK | | | | 57 | Ground water | 3000 Creek Road
YORKLYN, DE 19736 | 302-729-4280 | YORKLYN | New Castle |
| AVALON WOODS OWNERS ASSOC INC | | | | 306 | Ground water | 28076 Avalon Dr
GEORGETOWN, DE 19947 | 443-677-3500 | GEORGETOWN | Sussex |