SEA LEVEL STATION MONITORING FACILITY
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Stations monitored by National Ocean Service-NOAA ( USA )

Status at 2026-06-13 06:40 GMT : 229 stations listed ordered by interval
Show: Info:
Code GLOSS ID Country Location Connection DCP ID Last observation
Level    Time in GMT		 Delay Transmit
Interval		 View
nawi USA Nawiliwili, Kauai web 0.29 06:33 8' 1'   [open]  
cwfl USA Clearwater Beach FL web 3358C142 0.66 06:33 8' 5'   [open]  
gila USA Grand Isle, LA web 335DA364 0.33 06:33 8' 5'   [open]  
gptx 217 USA Galveston Pier TX web 336AB456 0.52 06:33 8' 5'   [open]  
dpnc 219 USA Duck Pier NC web 335DD5F4 0.33 06:33 8' 5'   [open]  
cwfl2 USA Clearwater Beach FL SXXX50 3358C142 -5.32 06:20 21' 5'   [open]  
alam2 USA Alameda CA SXXX03 33A5052E -4.31 2017-12-02 21:06 3114d 5'   [open]  
atka USA Atka, AK web 1.03 06:33 8' 5'   [open]  
wlms USA Bay Waveland Yacht Club, MS web 33456542 0.41 06:33 8' 6'   [open]  
cpla USA Calcasieu Pass, LA web 3368C732 0.76 06:33 8' 6'   [open]  
dial USA Dauphin Island AL web 335752B2 0.3 06:33 8' 6'   [open]  
fpnt 158 USA Ft Point,San Fran web 336172E0 1.83 06:33 8' 6'   [open]  
lajo 159 USA La Jolla CA web 3361F4F4 0.78 06:30 11' 6'   [open]  
sanj 206 USA San Juan PR web 335CA19E 0.21 06:27 14' 6'   [open]  
kwfl 216 USA Key West FL web 0.37 06:33 8' 6'   [open]  
amal2 USA Charlotte-Amalie VI SXXX03 3364A348 -3.9 06:33 8' 6'   [open]  
anch2 USA Anchorage AK SXXX03 3363B20A -1.91 06:32 9' 6'   [open]  
apfl2 USA Apalachicola FL SXXX03 3346C2B4 -6.2 06:26 15' 6'   [open]  
aren2 USA Arena Cove CA SXXX03 336AF75C -5.38 06:27 14' 6'   [open]  
asto2 USA Astoria OR SZPZ34 ASTO3 2.84 06:27 14' 6'   [open]  
bame2 USA Bar Harbor ME SXXX03 336747B4 -6 06:32 9' 6'   [open]  
benc2 USA Beaufort NC SXXX03 3364C6AE -3.56 06:33 8' 6'   [open]  
bgct2 USA Bridgeport CT SXXX03 3372E712 -6.13 06:33 8' 6'   [open]  
btny2 USA Battery The NY SXXX03 336670D4 2026-05-13 15:45 31d 6'   [open]  
cbmd2 USA Cambridge MD SXXX03 3366E5B6 -2.15 06:27 14' 6'   [open]  
char2 USA Charleston, OR SXXX03 336874BC -3.05 06:26 15' 6'   [open]  
chrp2 USA Cherry Point WA SXXX03 336BB6AC -4.97 2025-07-24 19:16 323d 6'   [open]  
cmnj2 USA Cape May NJ SXXX03 335D53E0 -4.9 06:33 8' 6'   [open]  
cord2 USA Cordova AK SXXX03 335FA690 -5.35 2024-09-05 19:03 645d 6'   [open]  
cres2 USA Crescent City CA SXXX03 33622592 -1.67 2025-10-13 23:44 242d 6'   [open]  
cule2 USA Culebra Is PR SXXX03 3358913E -2.97 2024-02-16 21:27 847d 6'   [open]  
cwme2 USA Cutler Farris Wharf, ME SXXX03 33672252 -7.04 06:26 15' 6'   [open]  
dutc2 102 USA Dutch Hbr Unalaska SXXX03 3360A672 -3.03 06:34 7' 6'   [open]  
elak2 USA Elfin Cove AK SXXX03 33604580 -5.29 06:33 8' 6'   [open]  
epme2 USA East Port ME SXXX03 3365875E -9.27 06:26 15' 6'   [open]  
fbfl2 USA Fernadina Beach FL SXXX03 336782AA -4.49 2026-03-12 14:21 93d 6'   [open]  
fmfl2 USA Fort Myers FL SXXX03 336754C2 -2.85 06:33 8' 6'   [open]  
fpga2 289 USA Fort Pulaski GA SXXX03 335F151E -5.53 06:21 20' 6'   [open]  
fpnt2 158 USA Ft Point,San Fran SXXX03 336172E0 -0.48 06:26 15' 6'   [open]  
guam2 149 USA Guam (Apra Harbor) SZPA37 APRP7 0.58 06:26 15' 6'   [open]  
hilo2 287 USA Hilo, Hawaii SXXX03 334934A2 -3.23 06:32 9' 6'   [open]  
hono2 108 USA Honolulu, Oahu SXXX03 3351410A -2.91 06:27 14' 6'   [open]  
kahu2 USA Kahului, Maui SXXX03 33518414 -4.83 06:27 14' 6'   [open]  
kawa2 USA Kawaihae, Hawaii SXXX03 335FC376 -2.49 2025-10-13 23:50 242d 6'   [open]  
kodi2 USA Kodiak Island, AK SXXX03 33A4E426 2024-08-17 17:56 665d 6'   [open]  
kwaj2 111 Marshall Islands Kwajalein MH SXXX03 3362A386 -0.67 2025-03-07 22:37 462d 6'   [open]  
lajo2 159 USA La Jolla CA SXXX03 3361F4F4 -9.99 2026-05-19 09:38 25d 6'   [open]  
lame2 USA LameshurBayStJohnVI SXXX03 335D10EA -2.18 06:21 20' 6'   [open]  
lime2 USA Limetree VI SXXX03 3364B03E -3.63 06:33 8' 6'   [open]  
magi2 USA Magueyes Island PR SXXX03 3364E042 -3.46 2025-07-12 18:09 336d 6'   [open]  
midx2 106 USA Midway SZPA37 SNDP5 0.3 06:28 13' 6'   [open]  
mont2 USA Monterey SZPZ34 MEYC1 1.45 06:27 14' 6'   [open]  
mony2 USA Montauk, NY SXXX03 33401412 -4 06:33 8' 6'   [open]  
nspi2 USA North Spit, Humboldt SZPZ34 HBYC1 2.36 06:26 15' 6'   [open]  
pnfl2 288 USA Pensacola FL SXXX03 33A02AD0 -4.17 06:32 9' 6'   [open]  
prud2 151 USA Prudhoe Bay AK SXXX03 33A4A9FE -3.68 2025-10-13 23:45 242d 6'   [open]  
psla2 USA Pilots Station East, SW Pass, LA SXXX03 336A44D2 -4.5 06:20 21' 6'   [open]  
pslu2 USA Port San Luis CA SXXX03 336A07D8 -3.88 2025-10-13 23:45 242d 6'   [open]  
sanj2 206 USA San Juan PR SXXX03 335CA19E -2.78 06:27 14' 6'   [open]  
sbea2 157 USA South Beach OR SZPZ34 SBEO3 2.66 06:21 20' 6'   [open]  
sdpt2 100 USA Sand Point AK SXXX03 33602066 -1.84 06:26 15' 6'   [open]  
sewa2 150 USA Seward AK SXXX03 3350F07E -3.03 06:26 15' 6'   [open]  
sitk2 154 USA Sitka AK SXXX03 33A4BA88 -4.77 2025-10-13 23:50 242d 6'   [open]  
stcr2 USA St Croix VI SXXX03 3365B2C4 -2.73 06:27 14' 6'   [open]  
vieq2 USA Vieques PR SXXX03 335CC478 -3.23 06:21 20' 6'   [open]  
wake2 105 USA Wake US SZPA37 WAKP8 0.05 06:33 8' 6'   [open]  
wlms2 USA Bay Waveland Yacht Club, MS SXXX03 33456542 -8.4 06:27 14' 6'   [open]  
wood2 USA Woods Hole, MA SXXX03 3340A79C -4.03 06:32 9' 6'   [open]  
wpwa2 USA Westport, WA SZPZ34 WPTW1 2.96 06:27 14' 6'   [open]  
yaku2 USA Yakutat AK SXXX03 33A573BE -8.09 2025-09-03 01:13 283d 6'   [open]  
agua Puerto Rico Aguadilla (Crash Boat) SOVI10 A4F01158 -7.39 06:33 8' 6'   [open]  
bbst 221 Bermudas Bermuda Biological Station web 0.17 06:33 8' 6'   [open]  
bbst2 221 Bermudas Bermuda Biological Station2 SXXX03 334032FE -1.71 06:33 8' 6'   [open]  
gtdpr Puerto Rico Guayanilla, Puerto Rico SXXX03 A4F00CFC -3.49 06:33 8' 6'   [open]  
stdpr Puerto Rico Salinas, Puerto Rico SXXX03 A4F0022E -3.61 06:33 8' 6'   [open]  
paak2 USA Port Alexander web 3.38 06:26 15' 6'   [open]  
vald2 USA Valdez AK web 3.44 06:24 17' 6'   [open]  
acnj 220 USA Atlantic City NJ web 3367B730 0.62 06:33 8' 6'   [open]  
bmda 221 UK Bermuda St Georges web 0.22 06:32 9' 6'   [open]  
pago 144 Samoa Pago Pago AS web 336015FC 0.56 06:33 8' 6'   [open]  
guam 149 USA Guam (Apra Harbor) web 0.6 06:30 11' 6'   [open]  
sewa 150 USA Seward AK web 3.27 06:39 2' 6'   [open]  
prud 151 USA Prudhoe Bay AK web 0.49 06:33 8' 6'   [open]  
sitk 154 USA Sitka AK web 3.14 06:39 2' 6'   [open]  
sbea 157 USA South Beach OR web 3368974E 2.64 06:27 14' 6'   [open]  
nome 74 USA Nome AK web 0.04 06:30 11' 6'   [open]  
sdpt 100 USA Sand Point AK web 33602066 2.41 06:32 9' 6'   [open]  
wake 105 USA Wake US web 0.05 06:33 8' 6'   [open]  
midx 106 USA Midway web 3363A17C 0.29 06:34 7' 6'   [open]  
hono 108 USA Honolulu,Oahu web 0.19 06:33 8' 6'   [open]  
kwaj 111 Marshall Islands Kwajalein MH web 3362A386 0.34 06:26 15' 6'   [open]  
hilo 287 USA Hilo,Hawaii web 0.45 06:32 9' 6'   [open]  
pnfl 288 USA Pensacola FL web 33A02AD0 0.27 06:30 11' 6'   [open]  
fpga 289 USA Fort Pulaski GA web 335F151E 0.44 06:33 8' 6'   [open]  
adak 302 USA Adak AK web 3360F60E 1.14 06:36 5' 6'   [open]  
alak USA Alitak US web 3363341E 3.4 06:33 8' 6'   [open]  
alam USA Alameda CA web 2.19 06:33 8' 6'   [open]  
amal USA Charlotte-Amalie VI web 3364A348 0.18 06:30 11' 6'   [open]  
anch USA Anchorage AK web 15.96 2026-01-15 14:15 149d 6'   [open]  
apfl USA Apalachicola FL web 3346C2B4 0.49 06:33 8' 6'   [open]  
aren USA Arena Cove CA web 3368115A 1.7 06:26 15' 6'   [open]  
asto USA Astoria OR web 335086EE 2.85 06:33 8' 6'   [open]  
bamd USA Baltimore MD web 336577DA 0.58 06:30 11' 6'   [open]  
bame USA Bar Harbor ME web 336747B4 0.21 06:30 11' 6'   [open]  
benc USA Beaufort NC web 3364C6AE 0.37 06:33 8' 6'   [open]  
bgct USA Bridgeport CT web 0.49 06:30 11' 6'   [open]  
boma USA Boston MA web 335E54EE 0.51 06:30 11' 6'   [open]  
btny USA Battery The NY web 336670D4 0.41 06:33 8' 6'   [open]  
cbmd USA Cambridge MD web 3366E5B6 0.86 06:30 11' 6'   [open]  
char USA Charleston, OR web 336874BC 2.33 06:32 9' 6'   [open]  
chrp USA Cherry Point WA web 336BB6AC 2.36 06:33 8' 6'   [open]  
cmnj USA Cape May NJ web 335D53E0 0.37 06:33 8' 6'   [open]  
cord USA Cordova AK web 335FA690 3.84 06:33 8' 6'   [open]  
cres USA Crescent City CA web 33622592 1.95 06:33 8' 6'   [open]  
cule USA Culebra Is PR web 0.2 06:30 11' 6'   [open]  
kodi USA Kodiak Island, AK web 2.65 06:39 2' 6'   [open]  
apla USA Lawma, Amerada Pass, LA web 334773C0 0.27 2026-01-04 05:45 160d 6'   [open]  
mony USA Montauk, NY web 33401412 0.17 06:33 8' 6'   [open]  
psla USA Pilots Station East, SW Pass, LA web 0.66 06:24 17' 6'   [open]  
wood USA Woods Hole, MA web 3340A79C 0.18 06:33 8' 6'   [open]  
yabu USA Yabucoa Harbor, PR SXXX03 3366B5CA -6.33 06:32 9' 6'   [open]  
isab Puerto Rico Isabel Segunda SXXX03 3366D02C -2.8 06:32 9' 6'   [open]  
aracS Puerto Rico Arecibo (GTS) SXXX03 3366454E -3.39 06:24 17' 6'   [open]  
pagx 144 Samoa Pago Pago AS SZPA37 NSTP6 0.56 06:33 8' 6'   [open]  
mona USA Mona Island PR web 3365E2B8 0.24 06:30 11' 6'   [open]  
cwme USA Cutler Farris Wharf, ME web 33672252 0.16 06:30 11' 6'   [open]  
mont USA Monterey web 33630184 1.35 06:33 8' 6'   [open]  
acnj2 220 USA Atlantic City NJ SXXX03 3367B730 -8.21 06:33 8' 6'   [open]  
adak2 302 USA Adak AK SXXX03 3360F60E -2.14 06:30 11' 6'   [open]  
alak2 USA Alitak US SXXX03 3363341E -6.14 06:27 14' 6'   [open]  
elak USA Elfin Cove AK web 33604580 3.2 06:33 8' 6'   [open]  
epme USA East Port ME web 3365875E 0.34 06:33 8' 6'   [open]  
faja Puerto Rico Fajardo PR SXXX03 3366C35A -3.01 06:32 9' 6'   [open]  
fbfl USA Fernadina Beach FL web 336782AA 0.2 06:33 8' 6'   [open]  
fmfl USA Fort Myers FL web 336754C2 0.33 06:33 8' 6'   [open]  
kahu USA Kahului, Maui web 0.42 06:33 8' 6'   [open]  
kawa USA Kawaihae, Hawaii web 0.28 06:33 8' 6'   [open]  
lame USA LameshurBayStJohnVI web 335D10EA 0.21 06:33 8' 6'   [open]  
lime USA Limetree VI web 3364B03E 0.27 06:33 8' 6'   [open]  
losa USA Los Angeles CA web 3360068A 0.83 06:32 9' 6'   [open]  
magi USA Magueyes Island PR web 3364E042 0.01 2025-07-12 18:15 336d 6'   [open]  
maya Puerto Rico Mayaguez PR SXXX03 336633DE -2.88 06:21 20' 6'   [open]  
moku USA Mokuoloe,Oahu SZHW36 MOKH1 0.39 06:27 14' 6'   [open]  
mona2 USA Mona Island PR SXXX03 3365E2B8 -1.95 06:30 11' 6'   [open]  
nspi USA North Spit, Humboldt web 336837B6 2.28 06:32 9' 6'   [open]  
paak USA Port Alexander AK SXXX03 3360C394 -4.83 2025-06-03 18:35 375d 6'   [open]  
pslu USA Port San Luis CA web 336A07D8 1.13 06:32 9' 6'   [open]  
ptme USA Portland ME SXXX03 335F0668 -5.2 06:27 14' 6'   [open]  
sand USA San Diego CA SXXX03 336275EE -3 06:26 15' 6'   [open]  
stcr USA St Croix VI web 3365B2C4 0.22 06:33 8' 6'   [open]  
vieq USA Vieques PR web 335CC478 0.26 06:27 14' 6'   [open]  
wpwa USA Westport, WA web 2.92 06:33 8' 6'   [open]  
yaku USA Yakutat AK web 3.03 06:32 9' 6'   [open]  
dutc 102 USA Dutch Hbr Unalaska web 3360A672 0.92 06:33 8' 6'   [open]  
pagb USA Pago Bay, Guam web 0.48 06:30 11' 6'   [open]  
dacp USA DART South of Acapulco web 3425.11 06:00 41' 6h   [open]  
dadk USA DART SSE of Adak Island web 5614.61 2026-06-12 22:00 9h 6h   [open]  
danc USA DART SSE of Cordova web 3724.39 06:00 41' 6h   [open]  
dapi Samoa DART NW of Apia web 4951.3 06:00 41' 6h   [open]  
dat2 USA DART E of Boston web 3988.28 06:00 41' 6h   [open]  
dat3 USA DART North of St Thomas web 5805.29 06:00 41' 6h   [open]  
datu USA DART South of Attu web 4720.26 06:00 41' 6h   [open]  
dber Bermudas DART SSW of Hamilton web 5222.42 06:00 41' 6h   [open]  
dcal USA DART West of Mendocino Bay web 4265.82 05:00 2h 6h   [open]  
dcar USA DART Southwest of San Juan web 4496.68 06:00 41' 6h   [open]  
dchr USA DART SE of Chirikof Island web 4673.1 06:00 41' 6h   [open]  
dchu USA DART South of Umnak Is web 5327.84 06:00 41' 6h   [open]  
dgal Perú DART WNW of Lima web 3969.83 06:00 41' 6h   [open]  
dgul USA DART South of New Orleans web 3198.12 06:00 41' 6h   [open]  
dgum Guam DART West of Agana web 5796.01 06:00 41' 6h   [open]  
dhai Canada DART West of Vancouver web 3392.71 06:00 41' 6h   [open]  
dhaw USA DART West of Kailua-Kona web 4731.49 06:00 41' 6h   [open]  
dhon USA DART NE of Guadalcanal web 1776.8 06:00 41' 6h   [open]  
djun USA DART SW of Juneau web 3559.87 06:00 41' 6h   [open]  
dkam USA DART SE of Kamchatka Peninsula web 5788.45 04:00 3h 6h   [open]  
dkod USA DART SE of Kodiak web 4195.27 06:00 41' 6h   [open]  
dkur USA DART SE of Kuril Is. web 5321.63 06:00 41' 6h   [open]  
dkwa USA DART ESE of Saipan web 5886.28 06:00 41' 6h   [open]  
dmnz USA DART SW of Manzanillo web 3097.99 2025-12-05 17:00 190d 6h   [open]  
dmon USA DART SE of Fire Island web 2605.56 2026-05-21 17:00 23d 6h   [open]  
dnwp USA DART South of Amchitka web 5442.72 2026-01-30 14:00 134d 6h   [open]  
dorg USA DART West of Coos Bay web 3266.55 06:00 41' 6h   [open]  
dpan Panamá DART WSW of Panama City web 3200.68 2025-06-08 03:00 370d 6h   [open]  
dphi Philippines DART NE of Manila web 5948.22 2024-04-16 02:00 788d 6h   [open]  
dpor USA DART West of Astoria web 2737.34 06:00 41' 6h   [open]  
dryu USA DART Southeast of Miyazaki web 4821.04 06:00 41' 6h   [open]  
dsai USA DART ENE of Saipan web 5567.61 2025-03-03 00:00 467d 6h   [open]  
dsea USA DART WNW of Seattle web 2769.88 06:00 41' 6h   [open]  
dsen USA DART NE of Tokyo web 5608.66 2025-09-07 20:00 278d 6h   [open]  
dshu USA DART SE of Shumagin Is web 4512.19 06:00 41' 6h   [open]  
dstl USA DART NNE of Santo Domingo web 5773.23 06:00 41' 6h   [open]  
dtok USA DART ESE of Tokyo web 5779.63 06:00 41' 6h   [open]  
dtru Papua New Guinea DART North of Manus Is web 4434.04 2026-05-31 04:00 13d 6h   [open]  
duni USA DART SSE of Dutch Harbor web 4717.67 06:00 41' 6h   [open]  
dacp2 USA DART South of Acapulco dart DD43413 3425.02 00:00 7h 6h   [open]  
dadk2 USA DART SSE of Adak Island dart DD46413 5614.73 2026-06-12 03:00 1d 6h   [open]  
dapi2 USA DART NW of Apia dart DD51425 4951.31 06:00 41' 6h   [open]  
dat4 USA DART E of Boston dart DD44403 3987.93 06:00 41' 6h   [open]  
dat5 USA DART North of St Thomas dart DD41421 5805 06:00 41' 6h   [open]  
datu2 USA DART South of Attu dart DD21415 4720.71 06:00 41' 6h   [open]  
dber2 USA DART SSW of Hamilton dart DD41425 5222.06 06:00 41' 6h   [open]  
dcal2 USA DART West of Mendocino Bay dart DD46411 4266.59 05:00 2h 6h   [open]  
dcar2 USA DART Southwest of San Juan dart DD42407 4496.58 06:00 41' 6h   [open]  
dchr2 USA DART SE of Chirikof Island dart DD46414 4674.48 06:00 41' 6h   [open]  
dchu2 USA DART South of Umnak Is dart DD46408 5328.43 06:00 41' 6h   [open]  
dgal2 USA DART WNW of Lima dart DD32413 3970.59 06:00 41' 6h   [open]  
dgul2 USA DART South of New Orleans dart DD42409 3198.38 06:00 41' 6h   [open]  
dgum2 USA DART West of Agana dart DD52405 5796.62 06:00 41' 6h   [open]  
dhai2 USA DART West of Vancouver dart DD46416 3394.57 06:00 41' 6h   [open]  
dhaw2 USA DART West of Kailua-Kona dart DD51407 4730.94 06:00 41' 6h   [open]  
dhon2 USA DART NE of Guadalcanal dart DD52406 1776.8 06:00 41' 6h   [open]  
djun2 USA DART SW of Juneau dart DD46415 3560.77 2026-05-11 18:00 33d 6h   [open]  
dkam2 USA DART SE of Kamchatka Peninsula dart DD21416 5788.86 04:00 3h 6h   [open]  
dkod2 USA DART SE of Kodiak dart DD46409 4196.94 06:00 41' 6h   [open]  
dkur2 USA DART SE of Kuril Is. dart DD21419 5322.19 06:00 41' 6h   [open]  
dkwa2 USA DART ESE of Saipan dart DD52402 5886.2 06:00 41' 6h   [open]  
dmnz2 USA DART SW of Manzanillo dart DD43412 3098.57 2025-12-05 17:00 190d 6h   [open]  
dmon2 USA DART SE of Fire Island dart DD44402 2605.41 2026-05-21 17:00 23d 6h   [open]  
dnwp2 USA DART South of Amchitka dart DD21414 5442.75 2026-01-30 14:00 134d 6h   [open]  
dorg2 USA DART West of Coos Bay dart DD46407 3267.71 06:00 41' 6h   [open]  
dpan2 USA DART WSW of Panama City dart DD32411 3201.09 2025-06-08 03:00 370d 6h   [open]  
dryu2 USA DART Southeast of Miyazaki dart DD21420 4821.92 06:00 41' 6h   [open]  
dsai2 USA DART ENE of Saipan dart DD52401 5567.71 2025-03-03 00:00 467d 6h   [open]  
dsea2 USA DART WNW of Seattle dart DD46419 2771 2026-05-05 12:00 39d 6h   [open]  
dsen2 USA DART NE of Tokyo dart DD21418 5609.45 2025-09-07 20:00 278d 6h   [open]  
dstl2 USA DART NNE of Santo Domingo dart DD41420 5773.27 2025-05-13 12:00 396d 6h   [open]  
dtok2 USA DART ESE of Tokyo dart DD21413 5779.93 06:00 41' 6h   [open]  
dtru2 USA DART North of Manus Is dart DD52403 4433.74 2026-05-31 04:00 13d 6h   [open]  
duni2 USA DART SSE of Dutch Harbor dart DD46402 4717.47 06:00 41' 6h   [open]  
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