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USGS South Atlantic Water Science Center @USGS_SAWSC

USGS South Atlantic Water Science Center (SAWSC) - GA, NC and SC. Tweets do not = endorsement on.doi.gov/pgwuOY (Contact: usgs.gov/centers/sawsc).

Joined May 2022
  • Tweets 1,435
  • Following 94
  • Followers 464
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USGS South Atlantic Water Science Center retweeted
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@USGS
Mar 3
Happy 147th birthday to us! 🎉 We know, we know...we don’t look a day over 146 — but hey, that’s super young in geologic time! Mapping, measuring, and discovering since 1879. 🌎 #Freedom250 #America250
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Data from 110 stream sites make up the USGS National Water Quality Network (NWQN). Streamflow and water-quality data are used to assess water-quality conditions at streams across the US. Altamaha River, Everett City, GA. 📸SAWSC Hydrologist Chris Henry. ow.ly/vT8n50XYfWS.
Steel railway bridge spanning a calm river with mist hovering over the water under a cloudy sky.

ALT Steel railway bridge spanning a calm river with mist hovering over the water under a cloudy sky.

Person in an orange life jacket collecting a water sample from a calm river while on a small boat during daylight.

ALT Person in an orange life jacket collecting a water sample from a calm river while on a small boat during daylight.

Person in an orange life jacket leaning over a boat to lower a small sampler into calm river water under a cloudy sky.

ALT Person in an orange life jacket leaning over a boat to lower a small sampler into calm river water under a cloudy sky.

Calm river reflecting a dramatic cloudy sky at sunset with trees lining the horizon.

ALT Calm river reflecting a dramatic cloudy sky at sunset with trees lining the horizon.
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SAWSC Hydrologic Technician Sarah Chamblee took this beautiful photo while servicing the USGS recorder at W Branch Cooper R, Moncks Corner, SC. ow.ly/zEOB50XWqxC #FieldPhotoFriday #USGSRecorders
Yellow USGS field van parked on green grass beneath large oak trees draped with Spanish moss on a sunny day.

ALT Yellow USGS field van parked on green grass beneath large oak trees draped with Spanish moss on a sunny day.
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Free Webinar today! Big changes are coming soon to NWISWeb websites and services. Attend our webinar, January 15, 2026 at 2:00 PM EST, to learn about the impacts. Learn more about our modernization plans and timeline. Join here: ow.ly/zhQu50XWZpp
USGS Water Data for the Nation homepage showing options to discover real-time water data by state, create favorite monitoring lists, and view latest conditions and weather events.

ALT USGS Water Data for the Nation homepage showing options to discover real-time water data by state, create favorite monitoring lists, and view latest conditions and weather events.
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SAWSC Hydrologic Technician Sarah Chamblee observed a mink while servicing her site at Nancy Creek, West Wesley Road, Atlanta, GA. This little guy looks very busy! ow.ly/HAkp50XWsbN 🤝#cityofatlanta
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SAWSC Hydrologic Technician Rachel Bonafilia attaches the boat to the trailer after servicing the recorder on the tidally influenced Ashley River near North Charleston, SC. Photo by Sarah Chamblee. waterdata.usgs.gov/monitorin… #techtuesday #hydrology
Someone leaning over the front of a boat attaching the boat to a trailer.

ALT Someone leaning over the front of a boat attaching the boat to a trailer.
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Our #1 post of 2025: SAWSC is back! This morning our Hydrologic Technicians hit the ground running - calibrating equipment and getting vehicles ready to head to the field to check their sites. usgs.gov/centers/sawsc
Two hydrologic technicians calibrate equipment in a lab to prepare for field work.

ALT Two hydrologic technicians calibrate equipment in a lab to prepare for field work.

Two technicians look for a nail in a tire from the white truck in the background.

ALT Two technicians look for a nail in a tire from the white truck in the background.
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Top 6 posts of 2025. #2: SAWSC Hydrologic Technicians Delaney Falcon (pictured) and Sarah Chamblee 📸 collected discharge measurements on Suwanee Creek, Suwanee, GA. Delaney used a slingshot to get the rope to the other side! ow.ly/wCof50XQsXE. #ADCP #Streamflow
A Woman on the bank of a stream using a slingshot to get equipment to the other side of the stream.

ALT A Woman on the bank of a stream using a slingshot to get equipment to the other side of the stream.
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Top 6 posts of 2025. #3: SAWSC Hydrologic Technician Sarina Little demonstrated groundwater data collection during a lecture for an environmental technology class at NC State. Students explored groundwater hydrology and gained hands-on experience. ow.ly/Vxkl50XQsVp.
A woman holding an electric tape, standing next to a monitoring well.

ALT A woman holding an electric tape, standing next to a monitoring well.
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Top 6 posts of 2025. #4: It's #NationalGroundwaterAwarenessWeek! In the Atlantic Coast region (GA, SC, NC, and VA), more than 1,700 million gallons of groundwater are used per day (ow.ly/GuLW50XQsNR). The #SAWSC collects data from 260 sites (ow.ly/knwE50XQsNP).
A collage of six photos of scientists collecting groundwater data.

ALT A collage of six photos of scientists collecting groundwater data.
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Top 6 posts of 2025. #5: Happy National Lighthouse Day! SAWSC Hydrologic Technician Ryan Rasmussen 📸 captured this lighthouse on Lake Mattamuskeet while sampling near Fairfield, NC. ow.ly/SscP50XQsM4. 🤝 ow.ly/SRZh50XQsMa and ow.ly/s7IW50XQsM6.
A black and white lighthouse in the distance, under blue sky, on a lake.

ALT A black and white lighthouse in the distance, under blue sky, on a lake.
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Top 6 posts of 2025 Post 6. #SAWSC #HydrologicTechnician Michael Hamrick collects discrete water-quality samples at the Chattahoochee R. near Whitesburg, GA (ow.ly/qEvg50XQsIv) for the National Water Quality Network (NWQN). 📸 Chris Henry. #NWQN #TechTuesday
Man collecting a water sample from inside of a small boat, under a bridge.

ALT Man collecting a water sample from inside of a small boat, under a bridge.
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Some new year's resolutions from USGS SAWSC. Check hydrologic data before going to a river, ow.ly/LzFc50XQsEW. Look at the USGS HIVIS cameras often, ow.ly/hEEz50XQsEU. Always report an earthquake, ow.ly/BGQt50XQsES. Hae a safe and happy New Year's Eve!🎇🌅
Sunrise over a lake with cypress trees.

ALT Sunrise over a lake with cypress trees.
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🐕Bonnie--the most faithful site dog ever. For 15 years Bonnie has greeted and escorted 3 different technicians to ensure they make it safely to the USGS gage at KILLIAN CREEK NEAR MARIPOSA, NC. 📸 Laura Lapolice. #TechTuesday ow.ly/OTGW50XNQxZ
A dog lying in the grass in front of a green building.

ALT A dog lying in the grass in front of a green building.
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🌛Are there rare earth elements (REEs) on the moon? According to a new USGS Fact Sheet, detailed analysis of rocks collected by Apollo astronauts show that some small fragments have relatively high concentrations of REEs. Read the Fact Sheet at ow.ly/L6a150XNQ1h. #REEs
A picture of a USGS factsheet about rare earth elements on the moon. It shows a rock, rare earth elements on the periodic table, and other graphics.

ALT A picture of a USGS factsheet about rare earth elements on the moon. It shows a rock, rare earth elements on the periodic table, and other graphics.
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🌅Here's another beautiful view of the Altamaha River at sunset. This site is part of the USGS National Water Quality Network, ow.ly/YhlN50XNRBA. It's almost like the sun is setting on 2025. Happy #FieldPhotoFriday. Photo by Chris Henry, USGS.
Sunset and clouds reflecting in water.

ALT Sunset and clouds reflecting in water.
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Happy Holidays from the USGS SAWSC! Enjoy time with loved ones and maybe even some time on one of our beautiful rivers. Remember to check the flow before you go! ow.ly/8gtU50XMMHf
A rocky river with rapids.

ALT A rocky river with rapids.

A river with some rocks and rapids and a bridge in the background.

ALT A river with some rocks and rapids and a bridge in the background.
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This butterfly took a rest on an acoustic doppler current profiler as SAWSC Hydrologic Technician Sarah Chamblee 📸 prepared to collect discharge measurements on Honey Creek near Conyers, GA. See the data at ow.ly/afHi50XMMEQ. With Rockdale County, GA. #WildlifeWednesday
Butterfly on an orange ADCP float.

ALT Butterfly on an orange ADCP float.
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SAWSC Hydrologic Technicians Delaney Falcon (pictured) and Sarah Chamblee 📸 collected discharge measurements on Suwanee Creek, Suwanee, GA. They used a slingshot to get the rope to the other side of the creek. ow.ly/hbLF50XMMrZ. #TechTuesday
A Woman on the bank of a stream using a slingshot to get equipment to the other side of the stream.

ALT A Woman on the bank of a stream using a slingshot to get equipment to the other side of the stream.
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🌎We had seismic activity in all three states in the SAWSC area in November, including two earthquakes within the past week. See the real-time earthquake map at ow.ly/aSYg50XMINA. Don't forget, if you feel it, report it at ow.ly/lsNo50XMINx. #Earthquakes #SAWSC
A map of Georgia, North and South Carolina showing locations of earthquakes during November 2025.

ALT A map of Georgia, North and South Carolina showing locations of earthquakes during November 2025.
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