WQP Home > Providers > STORET > 21GUAM

Water Quality Portal Data Sites for 21GUAM

This organization has 340 sites. Click on a grouped icon to zoom and expand


- RBMP SITE N-06 - 21GUAM-10 DUNGCAS SD (Ocean)
- RBMP Site S-17 - 21GUAM-10 SALINAS RIV (Estuary)
- HAGATNA RIVER STMP SITE AGRA-3 - 21GUAM-11 DUNGCAS SD (Stream)
- Upper Salinas River - 21GUAM-11 SALINAS RIV (Stream)
- De Los Marteres St. below culvert - 21GUAM-12 SALINAS RIV (Stream)
- De Los Marteres St. above culvert - 21GUAM-13 SALINAS RIV (Stream)
- Salinas River Mouth Beach - 21GUAM-14 SALINAS RIV (Estuary)
- Cocos Island Middle - backside - 21GUAM-1 COCOS (Estuary)
- BRIDGE AT MANHOLE - 21GUAM-1 DUNGCAS SD (Estuary)
- MANHOLE 2, INARAJAN BAY - 21GUAM-1 INARAJAN BAY (Estuary)
- MASSO RESERVOIR AT THE SPILLWAY - 21GUAM-1 MASSO RESERVOIR (Stream)
- Storm water culvert Rt. 2 - 21GUAM-1 SALINAS RIV (Stream)
- Cocos Island East end - backside - 21GUAM-2 COCOS (Estuary)
- BELOW PHRAGMITES - 21GUAM-2 DUNGCAS SD (Estuary)
- EAST OF #1, INARAJAN BAY - 21GUAM-2 INARAJAN BAY (Estuary)
- Overflow site - 21GUAM-2 SALINAS RIV (Stream)
- Cocos Island East end - lagoon side - 21GUAM-3 COCOS (Estuary)
- STMP SITE AGRD - 21GUAM-3 DUNGCAS SD (Facility)
- ACROSS PUMP STATION - 21GUAM-3 INARAJAN BAY (Estuary)
- Between River Mouth & Pipeline - 21GUAM-3 SALINAS RIV (Estuary)
- Cocos Island Middle - lagoon side - 21GUAM-4 COCOS (Estuary)
- RBMP SITE N-07 - 21GUAM-4 DUNGCAS SD (Ocean)
- RBMP SITE S-10 - 21GUAM-4 INARAJAN BAY (Estuary)
- Northside of Salinas River mouth - 21GUAM-4 SALINAS RIV (Estuary)
- Cocos Island West end - lagoon side - 21GUAM-5 COCOS (Estuary)
- BELOW PUMP STATION, STORMWATER ALONG SHORE - 21GUAM-5 DUNGCAS SD (Facility)
- Big rock southside - 21GUAM-5 SALINAS RIV (Estuary)
- Cocos Island West end - backside - 21GUAM-6 COCOS (Estuary)
- SHORELINE SOUTH OF STORMDRAIN OFF APUGUAN WY - 21GUAM-6 DUNGCAS SD (Facility)
- South corner Cemetery - 21GUAM-6 SALINAS RIV (Estuary)
- Tagachang Beach - 21GUAM-7 COCOS (Estuary)
- RBMP SITE N-26 - 21GUAM-7 DUNGCAS SD (Ocean)
- RBMP Site S-04 - 21GUAM-7 SALINAS RIV (Estuary)
- RBMP SITE N-08 - 21GUAM-8 DUNGCAS SD (Ocean)
- NPS Gaan Park Beach Center - 21GUAM-8 SALINAS RIV (Estuary)
- RBMP SITE N-09 - 21GUAM-9 DUNGCAS SD (Ocean)
- North corner NPS Gaan Park - 21GUAM-9 SALINAS RIV (Estuary)
- Agat Park 1st Bridge S. RBMP - 21GUAM-Agat Park 1 (Estuary)
- at leak from bathroom - 21GUAM-Agat Park 2 (Facility)
- RBMP site - 21GUAM-Agat Park at S2 (Estuary)
- RBMP site - 21GUAM-Agat Park at S3 (Estuary)
- South of Inarajan Pools after bend in road. Access by stairs to reef flat. Established 2011 for Beach/STMP assessment. - 21GUAM-AGFM09 (Estuary)
- Hagatna Channel Paseo. Access near outrigger canoe area to old storm water drain. Est 2011 for Beach/STMP assessment. - 21GUAM-AGM11 (Estuary)
- Channel at Alupang Island (north E. Ag. Bay); est.1997 - 21GUAM-AGMA (Estuary)
- INNER REEF FLAT ANIGUA, Anigua west Hagatna Bay - 21GUAM-AGMB (Estuary)
- DUNGCA'S BEACH OPEN DRAIN MOUTH; Dungca's Beach middle of East Hagatna Bay - 21GUAM-AGMD (Estuary)
- INNER REEF FLAT EAST ADELUP POINT; east of Adelup Point - 21GUAM-AGMF (Estuary)
- Shoreward of AGMF. Access at east Adelup Park to dredged swim area. Est 2011 for Beach/STMP assessment. - 21GUAM-AGMFb (Estuary)
- WEST AGANA STP REEF MARGIN; west of Hagatna STP breakwater - 21GUAM-AGMI (Estuary)
- AGANA BOAT BASIN CHANNEL MOUTH; center of Hagatna Channel before channel markers - 21GUAM-AGML (Estuary)
- INNER REEF FLAT PADRE PALOMO PARK; Padre Palomo Park - 21GUAM-AGMP (Estuary)
- REEF MARGIN EAST PASEO DE SUSANA PARK; east of Paseo Park directly in line with Padre Palomo Park - 21GUAM-AGMQ (Estuary)
- INNER REEF FLAT SATPON POINT; Oca Point reef flat - 21GUAM-AGMR (Estuary)
- INNER REEF FLAT ALUPAT ISLAND; north of Alupat Island - 21GUAM-AGMS (Estuary)
- INNER REEF FLAT TRINCHERA BEACH; middle of E. Hagatna Bay off Trinchera Beach - 21GUAM-AGMT (Estuary)
- AGANA BAY 1/4 MI NW OF AGANA CHANNEL; at the Hagatna STP outfall; DROGUE STUDY: 2 ADDITIONAL SITES - 21GUAM-AGMX (Estuary)
- AGANA BAY DRIFT SAMPLE SITE #1; (drogue from AGMX) VARIABLE Lat/long - 21GUAM-AGMX1 (Estuary)
- AGANA BAY DRIFT SAMPLE SITE #2; (drogue from AGMX) VARIABLE Lat/long - 21GUAM-AGMX2 (Estuary)
- IN FRONT OF ADELUP POINT; at the old Adelup outfall - 21GUAM-AGMZ (Estuary)
- AGANA SPRINGS / AGANA - 21GUAM-AGRA1 (Stream)
- Bridge on O'Brien Drive; Hagatna Swamp - 21GUAM-AGRA2 (Stream)
- AGANA RIVER MOUTH; Upstream of bridge on Rte 1 near Paseo - 21GUAM-AGRA3 (Stream)
- Dungca's Beach Open Storm Drain - 21GUAM-AGRD (Estuary)
- ABOVE AGANA HEIGHTS UPSTREAM OF FARM - 21GUAM-AGRF1 (Estuary)
- ACTIVATED 1997 at White Lady Bridge, Maina - 21GUAM-AGRF1B (Stream)
- UPSTREAM FROM ROUTE 1 BRIDGE - 21GUAM-AGRF2 (Estuary)
- ATANTANO RIVER ESTURY - 21GUAM-APEA (Stream)
- Apra Harbor at Outhouse Beach recreational area. Est 2011 for Beach/STMP assessment. - 21GUAM-APM18 (Estuary)
- 205m west of Port Authority Beach Park at fishing hut. Est 2011 for Beach/STMP assessment. - 21GUAM-APM20 (Estuary)
- NEAR THE MOUTH OF ATANTANO RIVER; inner harbor - near mouth of Atantano River; lat/long from storet - 21GUAM-APMA (Estuary)
- COMMERCIAL PORT-NAVY FUEL DOCK HARBOR AREA - 21GUAM-APMC (Estuary)
- COMMERCIAL PORT-NAVY FUEL DOCK HARBOR AREA; at the mouth of Piti Channel (aka APMC) - 21GUAM-APMCO (Estuary)
- NEXT TO FLOATING DRY DOCK SHOAL; next to floating dry dock shoal - 21GUAM-APMD (Estuary)
- OUTER APRA HARBOR EASTERN SIDE LAGUAS BAY; outer harbor - Laguas Bay near MYC - 21GUAM-APME (Estuary)
- East of Kilo Wharf at dive site buoy. - 21GUAM-APMFR (Estuary)
- JADE SHOALS - 21GUAM-APMJ (Estuary)
- west of Family Beach - Dog Leg (replace refuel pier est. in 1999) - 21GUAM-APMO (Estuary)
- at Family Beach. Access middle of sandy shoreline at park area. Est 2011 for Beach/STMP assessment. - 21GUAM-APMOb (Estuary)
- BETWEEN POLARIS POINT AND SHIP REPAIR FACILITY - 21GUAM-APMS (Estuary)
- near harbor mouth end of glass breakwater - 21GUAM-APMW (Estuary)
- ON BIG GAUTALI ABOVE GORCO PLANT - 21GUAM-APRA1 (Estuary)
- ON ATANTANO RIVER - 21GUAM-APRA2 (Stream)
- Aguada River - 21GUAM-APRAG (Stream)
- Laguas River - 21GUAM-APRL (Stream)
- Masso River access dirt road behind cemetery up to ACOE flood control - 21GUAM-APRM-1A (Stream)
- Masso River at bridge past DOE warehouse - 21GUAM-APRM-1B (Stream)
- UPPER BRIDGE ABOVE NSD STORAGE FACILITY - 21GUAM-APRS1 (Estuary)
- BRIDGE AT MARINE DRIVE; Bridge at Marine Drive South of FISC entrance - 21GUAM-APRS2 (Stream)
- Asan Cut. Access east of Asan Natl Park property. Est 2011 for Beach/STMP assessment. - 21GUAM-ASM14 (Estuary)
- West of Adelup Point of sandy cove of Governor's complex. Est 2011 for Beach/STMP assessment. - 21GUAM-ASM22 (Estuary)
- Unnamed creek discharge to east Asan Bay. - 21GUAM-ASRI-1 (Stream)
- Unnamed creek discharge to east Asan cut. - 21GUAM-ASRI-2 (Stream)
- Asan River abpve confluence. - 21GUAM-ASRI-3 (Stream)
- Asan River after confluence. - 21GUAM-ASRI-4 (Stream)
- inland side of bridge; Matgue River - 21GUAM-ASRM (Stream)
- SOUTHEAST OF ANAE ISLAND; south side of Anae Island - 21GUAM-ATMA (Estuary)
- AGAT BAY INNER REEF FLAT; reef flat - north of Chaligan Creek - 21GUAM-ATMB (Estuary)
- INNER REEF FLAT NAMO RIVERMOUTH; at the mouth of Namo River - 21GUAM-ATMN (Estuary)
- CHANNEL NORTH OF NIMITZ BEACH PARK; Agat Marina channel marker - 21GUAM-ATMNC (Estuary)
- NORTH OF AGAT STP OUTFALL; Agat STP outfalL - 21GUAM-ATMO (Estuary)
- INNER REEF FLAT NORTH OF NIMITZ BEACH PARK; reef flat - south of the Agat Marina - 21GUAM-ATMP (Estuary)
- north of Agat STP outfall - 21GUAM-ATMS (Estuary)
- at STSTP effluent; est. 1997 - 21GUAM-ATMST (Estuary)
- CHANNEL SOUTH OF NIMITZ BEACH PARK; Taleyfac River channel - 21GUAM-ATMTC (Estuary)
- Agat Bay reef flat off Togcha River mouth. Est 2011 for Beach/STMP assessment. - 21GUAM-ATMTO (Estuary)
- Upper Chaligan Creek. - 21GUAM-ATRC (Stream)
- Upper Finile Creek. - 21GUAM-ATRF (Stream)
- MOUTH OF Finile Creek; est. 2011 - 21GUAM-ATRF-3 (Stream)
- Upper Gaan River. - 21GUAM-ATRG (Stream)
- TRIBUTARY FROM FENA PLANT - 21GUAM-ATRN1 (Stream)
- Namo River Bridge on road to Southern High - 21GUAM-ATRN1A (Stream)
- ABOVE ACE FLOOD CONTROL DAM - 21GUAM-ATRN2 (Estuary)
- Salinas River - 21GUAM-ATRS (Stream)
- Sagua River - 21GUAM-ATRSG (Stream)
- Above Confluence of Pagachao Creek - 21GUAM-ATRT1 (Estuary)
- Upstream from Route 2 - 21GUAM-ATRT2 (Estuary)
- Taelayag Creek - 21GUAM-ATRTA (Stream)
- Togcha River in Agat - 21GUAM-ATRTO (Stream)
- East side of pier. Est. 2009. - 21GUAM-BBM1 (Estuary)
- SEAWARD OF PAGO RIVER MOUTH - 21GUAM-C-2546-15A (Stream)
- NORTH OF PUGUA POINT NAVCAMSTA - 21GUAM-DRM (Estuary)
- North of Pugua Pnt., NAVCAMS; INSIDE REEF BREAK - 21GUAM-DRMI (Estuary)
- Finile River Tributary upstream - 21GUAM-F01 (Stream)
- Finile River Tributary downstream - 21GUAM-F02 (Stream)
- Finile River off VFW - 21GUAM-F03 (Stream)
- Finile River downstream - 21GUAM-F04 (Stream)
- Finile River mid - 21GUAM-F05 (Stream)
- Finile River upper - 21GUAM-F06 (Stream)
- Gaan River coastal - 21GUAM-F07 (Estuary)
- Cemetery coastal - 21GUAM-F08 (Estuary)
- Gun Beach at Nikko Hotel channel. - 21GUAM-GBMS (Estuary)
- GBMT SOMEWHERE ON GUAM; Reef front off Faifai Beach Area - 21GUAM-GBMT (Estuary)
- South Inrajan Bay shoreline site. Access at shore across church. Est 2011 for Beach/STMP assessment. - 21GUAM-INBM10 (Estuary)
- Agfayan River bridge (upstream side). - 21GUAM-INRAGB-3 (Stream)
- NEXT TO MALOJLOJ WELL / ASLINGET - 21GUAM-INRAL-1 (Stream)
- Lower Aslinget River. - 21GUAM-INRAL-2 (Stream)
- Pauliluc River - 21GUAM-INRAP (Stream)
- Asalonso River - 21GUAM-INRAS (Stream)
- USGS GAGE STATION ON INARAJAN - 21GUAM-INRI1 (Stream)
- Inarajan River upstream side of bridge. Off bridge. - 21GUAM-INRI2b (Stream)
- BELOW ABANDONED WATER PLANT - 21GUAM-INRL (Stream)
- ANCHOR NEXT TO NUMBER 5 BLACK BUOY - 21GUAM-MCMCN (Estuary)
- at buoy #7 in center of Lagoon; est, 1997 - 21GUAM-MZMB7 (Estuary)
- NEAR COCOS ISLAND; north of eastern tip of Cocos Island - 21GUAM-MZMCL (Estuary)
- ANCHOR NEXT TO NUMBER 5 BLACK BUOY; anchor next to #5 black buoy - 21GUAM-MZMCN (Estuary)
- south Cocos Lagoon - 21GUAM-MZMCW (Estuary)
- MAMAON CHANNEL MOUTH NEAR GEUS RIVER - 21GUAM-MZMG (Estuary)
- MAMAON CHANNEL MOUTH - 21GUAM-MZMM (Estuary)
- Shoreward of MZMM (in channel) 160m west of Merizo Pier. - 21GUAM-MZMMb (Estuary)
- Achang River - 21GUAM-MZRAC (Stream)
- Ajayan River - 21GUAM-MZRAJ (Stream)
- Geus River - 21GUAM-MZRG (Stream)
- DAM AT SILIGIN SPRINGS / GEUS - 21GUAM-MZRG-1 (Stream)
- GEUS RIVER BRIDGE ON ROUTE 4 / GEUS - 21GUAM-MZRG-2 (Stream)
- Liyog River - 21GUAM-MZRL (Stream)
- Pigua River - 21GUAM-MZRP (Stream)
- Pigua River upstream of Route 4. - 21GUAM-MZRP-2 (Stream)
- At upper bridge Toguan River - 21GUAM-MZRT-1 (Stream)
- Lower Bridge Toguan River - 21GUAM-MZRT-2 (Stream)
- Tanguisson Beach - 21GUAM-N-01 (Ocean)
- Naton Beach - San Vitores - 21GUAM-N-02 (Ocean)
- Naton Beach - Matapang Beach Park - 21GUAM-N-03 (Ocean)
- Naton Beach - Guma Trankilidat - 21GUAM-N-04 (Ocean)
- Ypao Beach - 21GUAM-N-05 (Ocean)
- Dungca's Beach - Sleepy Lagoon - 21GUAM-N-06 (Ocean)
- Dungca's Beach - 21GUAM-N-07 (Ocean)
- Padre Palomo - 21GUAM-N-08 (Ocean)
- Trinchera (Alupang) Beach - 21GUAM-N-09 (Ocean)
- Hagatna Channel - 21GUAM-N-10 (Ocean)
- Hagatna Channel - Outrigger Ramp - 21GUAM-N-11 (Ocean)
- RBMP SITE N-12 Agana Boat Basin (Storm Drain) - 21GUAM-N-12 (Ocean)
- Hagatna Bayside Park - 21GUAM-N-13 (Ocean)
- Asan Bay Beach - 21GUAM-N-14 (Ocean)
- Piti Bay - 21GUAM-N-15 (Ocean)
- Santos Memorial - 21GUAM-N-16 (Ocean)
- United Seamen's Service - 21GUAM-N-17 (Ocean)
- Outhouse Beach - 21GUAM-N-18 (Ocean)
- Family Beach - 21GUAM-N-19 (Ocean)
- Port Authority Beach - 21GUAM-N-20 (Ocean)
- Adelup Beach Park - 21GUAM-N-21 (Ocean)
- Adelup Point Beach (West) - 21GUAM-N-22 (Ocean)
- Naton Beach - Fujita - 21GUAM-N-23 (Ocean)
- Gun Beach - 21GUAM-N-24 (Ocean)
- Gognga Beach - Okura Beach - 21GUAM-N-25 (Ocean)
- East Hagatna Bay - Trinchera Beach - 21GUAM-N-26 (Ocean)
- West Hagatna Bay - Park - 21GUAM-N-27 (Ocean)
- West Hagatna Bay - West Storm Drain - 21GUAM-N-28 (Ocean)
- East of underwater observatory in Piti Bay. Est 2011 for Beach/STMP assessment. - 21GUAM-PBM15 (Estuary)
- Off Santos Memorial Park in Piti Bay. Est 2011 for Beach/STMP assessment. - 21GUAM-PBM16 (Estuary)
- PAGO RIVER UPPER ESTURY NEAR GUNBOAT - 21GUAM-PGEP (Stream)
- Shoreline of Pago Bay Park north of Pago River mouth. Est 2011 for Beach/STMP assessment. - 21GUAM-PGM15 (Estuary)
- Pago reef flat on south side of river mouth - 21GUAM-PGML (Estuary)
- PAGO BAY CHANNEL MOUTH - 21GUAM-PGMPE (Estuary)
- PAGO BAY MID-BAY HALFWAY OUT OF CHANNEL; middle of Pago Bay channel - 21GUAM-PGMPM (Estuary)
- PAGO RIVER MOUTH - 21GUAM-PGMPW (Stream)
- 30m upstream of bridge at Pago River and Rt. 4. Est. 2011 for Beach/STMP assessment. - 21GUAM-PGMPWbridge (Stream)
- INNER REEF FLAT SOCIO SUBDIVISION; Pago reef flat out from housing area; est. 1997 - 21GUAM-PGMR (Estuary)
- ABOVE ORDOT LANDFILL - 21GUAM-PGRL1 (Estuary)
- LONFIT RIVER INACTIVE USGS GAGE STATION - 21GUAM-PGRL2 (Estuary)
- TRIBUTARY WITH LEACHATE FROM ORDOT LANDFILL - 21GUAM-PGRLO (Stream)
- USGS GAGE STATION ON PAGO - 21GUAM-PGRP1 (Stream)
- BELOW CHALAN PAGO VILLAGE - 21GUAM-PGRP2 (Estuary)
- BEFORE LONFIT INTERSECTS PAGO - 21GUAM-PGRS (Stream)
- GEUS RIVER MOUTH - 21GUAM-R-1540-32 (Stream)
- GEUS RIVER BRIDGE ON ROUTE 4 - 21GUAM-R-1540-42 (Stream)
- USGS GAGE STATION ON GEUS - 21GUAM-R-1640-13A (Stream)
- DAM AT SILIGIN SPRINGS - 21GUAM-R-1640-35E (Stream)
- USGS GAGE STATION ON INARAJAN - 21GUAM-R-1644-41B (Stream)
- UMATAC RIVER MOUTH - 21GUAM-R-1739-43 (Stream)
- USGS GAGE STATION ON UMATAC - 21GUAM-R-1739-44A (Stream)
- BEFORE MADOG INTERSECTS LAELAE - 21GUAM-R-1739-45 (Stream)
- BEFORE LAELAE INTERSECTS MADOG - 21GUAM-R-1739-55A (Stream)
- ABOVE LAST HOUSE ON MANDINO RD. - 21GUAM-R-1739-55B (Stream)
- ON LAELAE TRIB. BEFORE MADOG - 21GUAM-R-1739-55P (Stream)
- BELOW ABANDONED WATER PLANT - 21GUAM-R-1744-00A (Stream)
- INARAJAN RIVER BRIDGE ON ROUTE 4 - 21GUAM-R-1744-34 (Stream)
- INARAJAN RIVER MOUTH - 21GUAM-R-1744-34A (Stream)
- AT MALOJLOJ FALLS - 21GUAM-R-1745-40 (Stream)
- BRIDGE ON ROUTE 2 - 21GUAM-R-1840-31A (Stream)
- NEXT TO MALOJLOJ WELL - 21GUAM-R-1845-01D (Stream)
- BEFORE BUBULAO INTERSECTS UGUM - 21GUAM-R-1943-04 (Stream)
- BEFORE UGUM INTERSECTS BUBULAO - 21GUAM-R-1943-04A (Stream)
- ABOVE TALOFOFO FALLS - 21GUAM-R-1944-10 (Stream)
- BELOW TINECHONG AND SAGGE INTER. - 21GUAM-R-2044-12 (Stream)
- BEFORE UGUM INTERSECTS TALOFOFO - 21GUAM-R-2045-10 (Stream)
- BEFORE TALOFOFO INTERSECTS UGUM - 21GUAM-R-2045-10A (Stream)
- TALOFOFO RIVER BRIDGE ON ROUTE 4 - 21GUAM-R-2045-13 (Stream)
- RIVER MOUTH - 21GUAM-R-2045-13A (Stream)
- NEAR DESTROYED USGS GAGE STATION - 21GUAM-R-2143-05C (Stream)
- TOGCHA RIVER BRIDGE ON ROUTE 4 - 21GUAM-R-2145-55B (Stream)
- TOGCHA RIVER MOUTH - 21GUAM-R-2146-50 (Stream)
- UPSTREAM OF BAZA STP OUTFALL - 21GUAM-R-2245-00 (Stream)
- OPPOSITE BAZA STP OUTFALL - 21GUAM-R-2245-00A (Stream)
- DOWNSTREAM OF BAZA STP OUTFALL - 21GUAM-R-2245-00B (Stream)
- BELOW AGAT STP BYPASS - 21GUAM-R-2339-01 (Stream)
- NAMO RIVER BRIDGE ON ROUTE 2A - 21GUAM-R-2339-54 (Stream)
- SANTA ROSA ROAD BRIDGE - 21GUAM-R-2340-20A (Stream)
- TRIBUTARY FROM FENA PLANT - 21GUAM-R-2340-22 (Stream)
- DOWNSTREAM OF WATER TREATMENT - 21GUAM-R-2344-50C (Stream)
- USGS GAGE STATION ON YLIG - 21GUAM-R-2345-20A (Stream)
- BELOW FIRST TRIB FROM MOUTH - 21GUAM-R-2345-34 (Stream)
- BEFORE MANENGON INTERSECTS YLIG - 21GUAM-R-2345-50B (Stream)
- YLIG RIVER BRIDGE ON ROUTE 4 - 21GUAM-R-2346-30 (Stream)
- MOUTH OF YLIG - 21GUAM-R-2346-30A (Stream)
- ATANTANO RIVER BRIDGE - 21GUAM-R-2540-23 (Stream)
- OPPOSITE GORCO DISCHARGE - 21GUAM-R-2541-00 (Stream)
- OPPOSITE AERATION POND - 21GUAM-R-2541-00A (Stream)
- ABOVE GORCO DISCHARGE - 21GUAM-R-2541-10 (Stream)
- UPSTREAM OF ORDOT LANDFILL - 21GUAM-R-2544-54 (Stream)
- BELOW ORDOT LANDFILL - 21GUAM-R-2544-54A (Stream)
- NEXT TO GUNBOAT - 21GUAM-R-2546-13 (Stream)
- OPPOSITE YONA STP OUTFALL - 21GUAM-R-2546-14A (Stream)
- UPSTREAM OF YONA STP OUTFALL - 21GUAM-R-2546-14B (Stream)
- MOUTH OF PAGO - 21GUAM-R-2546-15 (Stream)
- TRIBUTARY NEXT TO ORDOT LANDFILL - 21GUAM-R-2644-04 (Stream)
- BELOW ORDOT LANDFILL - 21GUAM-R-2644-05 (Stream)
- BEFORE LONFIT INTERSECTS PAGO - 21GUAM-R-2645-01C (Stream)
- USGS GAGE STATION ON PAGO - 21GUAM-R-2645-01D (Stream)
- BRIDGE AT MARINE DRIVE - 21GUAM-R-2741-00B (Stream)
- MASSO RIVER BRIDGE ON ROUTE 1 - 21GUAM-R-2741-32 (Stream)
- TAGUAG RIVER BRIDGE ON ROUTE 1 - 21GUAM-R-2741-53 (Stream)
- BELOW NIMITZ HILL STORM DRAIN - 21GUAM-R-2742-41 (Stream)
- AGANA SPRINGS - 21GUAM-R-2745-42B (Stream)
- ABOVE NAVAL HOSPITAL DISCHARGE - 21GUAM-R-2844-10 (Stream)
- OPPOSITE NAVAL HOSPITAL DISCHARG - 21GUAM-R-2844-10A (Stream)
- BRIDGE ON O'BRIEN DRIVE - 21GUAM-R-2845-12 (Stream)
- USGS CREST GAGE STATION ON AGANA - 21GUAM-R-2845-21B (Stream)
- ABOVE STORM DRAIN - 21GUAM-R-2845-21C (Stream)
- OPPOSITE STORM DRAIN DISCHARGE - 21GUAM-R-2845-21D (Stream)
- ABOVE BRIDGE ON MARINE DRIVE - 21GUAM-R-2845-30 (Stream)
- BELOW SD AT MARINE DRIVE BRIDGE - 21GUAM-R-2845-30A (Stream)
- AGANA RIVER MOUTH - 21GUAM-R-2845-30B (Stream)
- Togcha Beach - Namo - 21GUAM-S-02 (Ocean)
- Togcha Beach - Agat - 21GUAM-S-03 (Ocean)
- Beach South of Finile River - 21GUAM-S-04 (Ocean)
- Nimitz Beach - 21GUAM-S-05 (Ocean)
- Umatac Bay - 21GUAM-S-06 (Ocean)
- Toguan Bay - 21GUAM-S-07 (Ocean)
- Merizo Pier - Mamaon Channel - 21GUAM-S-08 (Ocean)
- Inarajan Pool - 21GUAM-S-09 (Ocean)
- Inarajan Bay - 21GUAM-S-10 (Ocean)
- Talofofo Bay - 21GUAM-S-11 (Ocean)
- Ipan Public Beach - 21GUAM-S-12 (Ocean)
- Togcha Bay - 21GUAM-S-13 (Ocean)
- Tagachang Beach - 21GUAM-S-14 (Ocean)
- Pago Bay - 21GUAM-S-15 (Ocean)
- Togcha Beach - SCA - 21GUAM-S-17 (Ocean)
- First Beach - 21GUAM-S-18 (Ocean)
- at the Northern (Tanguisson) STP outfall; est. 1997 - 21GUAM-TANG (Estuary)
- 15MIN DROGUE FROM TANG STATION; est. 1997 VARIABLE Lat/long - 21GUAM-TANGX1 (Estuary)
- Ypao; Moved from swim hole flag to this location 2/2009. - 21GUAM-TB2 (Estuary)
- First Beach in Ipan. Est 2011 for Beach/STMP assessment. - 21GUAM-TBM18 (Estuary)
- Tagachang Park Beach. Est 2011 for Beach/STMP assessment. - 21GUAM-TGAM14 (Estuary)
- middle of Tumon Bay reef flat from Dai ichi; est. 1997 - 21GUAM-TMDI (Estuary)
- Straight out from shore in Cable channel; est. 1997 - 21GUAM-TMGB (Estuary)
- middle of Tumon Bay reef flat from Tahiti Rama; est. 1997 - 21GUAM-TMSV (Estuary)
- middle of Tumon Bay reef flat from west Ypao parking lot; est. 1997. INACTIVE 2/2009 - 21GUAM-TMYB (Estuary)
- Ylig Point cemetary on reef flat. - 21GUAM-TOGRF1 (Estuary)
- 0.25 mi south of TOGRF-1 on reef flat. - 21GUAM-TOGRF2 (Estuary)
- 0.25 mi south of TOGRF-2 on reef flat. - 21GUAM-TOGRF3 (Estuary)
- 0.1 mi North of Togcha River mouth. - 21GUAM-TOGRF4 (Estuary)
- on north edge of Toghca Channel - 21GUAM-TOGRF5 (Estuary)
- at Tartuguan Point north of Ipan Public Park. - 21GUAM-TOGRF6 (Estuary)
- 0.2mi upstream from upper bridge. - 21GUAM-TOG_UP (Stream)
- 25m upstream of Talofofo River Bridge. Sample on right bank (looking upstream). - 21GUAM-TUETO (Stream)
- TALAFOFO RIVER BRIDGE - 21GUAM-TUETU (Stream)
- Talofofo Bay shoreline north of jetty. Est 2011 for Beach/STMP assessment. - 21GUAM-TUM11 (Estuary)
- TALOFOFO BAY MOUTH - 21GUAM-TUME (Estuary)
- TALOFOFO BAY MIDDLE - 21GUAM-TUMM (Estuary)
- reef front in channel; est. 1997 - 21GUAM-TUMN (Estuary)
- reef front out from sand bar; est. 1997 - 21GUAM-TUMS (Estuary)
- SURF ZONE NORTH SIDE OF ROCK JETTY - 21GUAM-TUMW (Estuary)
- UPSTREAM OF BAZA STP OUTFALL - 21GUAM-TURTG-1A (Stream)
- Togcha River in Talofofo Swimming hole. - 21GUAM-TURTG-1B (Stream)
- TOGCHA RIVER BRIDGE ON ROUTE 4 - 21GUAM-TURTG-1C (Stream)
- Tributary to Togcha River in Talofofo. - 21GUAM-TURTG-2 (Stream)
- Togcha River in Talofofo off golf course - 21GUAM-TURTG-C (Stream)
- OPPOSITE BAZA STP OUTFALL - 21GUAM-TURTG-X (Stream)
- ABOVE TALOFOFO FALLS - 21GUAM-TURU1 (Stream)
- Above Talofofo Falls. Access at park and take steps to USGS gaging station (2012) - 21GUAM-TURU1A (Stream)
- Below Talofofo Falls - 21GUAM-TURU1B (Stream)
- Talofofo River at water treatment facility - 21GUAM-TURU1C (Stream)
- (need key) INACTIVE USGS GAGE STATION - 21GUAM-TURU2 (Stream)
- INNER FOUHA BAY - 21GUAM-ULMF (Estuary)
- INNER UMATAC BAY NEAR RIVER MOUTH - 21GUAM-ULMUE (Estuary)
- OUTER UMATAC BAY - 21GUAM-ULMUW (Estuary)
- Agaga River - 21GUAM-ULRAG (Stream)
- Asmafines River - 21GUAM-ULRAS (Stream)
- Cetti River - 21GUAM-ULRCL (Stream)
- Unnamed river into Cetti Bay - 21GUAM-ULRCR (Stream)
- BRIDGE ON ROUTE 2 - 21GUAM-ULRL1 (Stream)
- ABOVE RIVERMOUTH - 21GUAM-ULRL2 (Estuary)
- Madog River - 21GUAM-ULRM (Stream)
- Madofan River - 21GUAM-ULRMF (Stream)
- Sella River - 21GUAM-ULRS (Stream)
- Above last house on Mandino Rd. - 21GUAM-ULRU1 (Stream)
- USGS GAGE STATION ON UMATAC - 21GUAM-ULRU2 (Stream)
- Ylig River - 21GUAM-YNRY-1 (Stream)
- YLIG RIVER BRIDGE ON ROUTE 4; at Ylig Riv Bridge along Rte 4 - 21GUAM-YNRY-3 (Stream)
- North side - 21GUAM-YRF-2 (Estuary)