AGU Hydrology H3S
@agu-h3s.bsky.social
AGU Hydrology Section Student Subcommittee. Serving early career hydrological sciences community.
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Applications are open to become a member of AGU H3S! See comments for links. Feel free to contact us through our website if you have any questions! www.agu-h3s.org
December 2, 2025 at 3:08 AM
Applications are open to become a member of AGU H3S! See comments for links. Feel free to contact us through our website if you have any questions! www.agu-h3s.org
HUGE HYPE for our #CatchmentCup2025 WINNER by overwhelming majority: the ONÇA Catchment in Brazil!!! Thank you to everyone who voted for their favorite catchments throughout the past month to make this all possible. Happy last day of Catchment Cup and Happy Halloween 🎃 from AGU H3S! 🎉🎉🎉
October 31, 2025 at 9:05 PM
HUGE HYPE for our #CatchmentCup2025 WINNER by overwhelming majority: the ONÇA Catchment in Brazil!!! Thank you to everyone who voted for their favorite catchments throughout the past month to make this all possible. Happy last day of Catchment Cup and Happy Halloween 🎃 from AGU H3S! 🎉🎉🎉
The next catchment in the championship round of #CatchmentCup2025 is JAGUARIBE! Located in the state of Ceara, Brazil, the Jaguaribe river basin is comprised of ephemeral rivers which only flow during the rainy season. "Jaguaribe" comes from the... (1/2)
October 31, 2025 at 4:12 PM
The next catchment in the championship round of #CatchmentCup2025 is JAGUARIBE! Located in the state of Ceara, Brazil, the Jaguaribe river basin is comprised of ephemeral rivers which only flow during the rainy season. "Jaguaribe" comes from the... (1/2)
Keep those votes rolling in for #CatchmentCup2025! The first catchment in our championship round is the Onca Catchment located in Brazil! The Onca Catchment is the longest continuous monitoring of an outcrop area of the Guarani Aquifer System from 2000 to the present day... (1/2)
October 31, 2025 at 4:10 PM
Keep those votes rolling in for #CatchmentCup2025! The first catchment in our championship round is the Onca Catchment located in Brazil! The Onca Catchment is the longest continuous monitoring of an outcrop area of the Guarani Aquifer System from 2000 to the present day... (1/2)
IT'S TIME TO DETERMINE YOUR #CatchmentCup2025 WINNER! Our final two catchments are ONCA and JAGUARIBE (both named after jaguars!)! Keep an eye out for facts about these wonderful catchments posted today and VOTE for your winner at www.agu-h3s.org/rivercup until TOMORROW at 5 pm ET!!!
October 30, 2025 at 1:38 PM
IT'S TIME TO DETERMINE YOUR #CatchmentCup2025 WINNER! Our final two catchments are ONCA and JAGUARIBE (both named after jaguars!)! Keep an eye out for facts about these wonderful catchments posted today and VOTE for your winner at www.agu-h3s.org/rivercup until TOMORROW at 5 pm ET!!!
Say hello to your FINAL FOUR: Onca, Jaguaribe, McMurdo, and Yangtze!!! Stay tuned till TOMORROW to vote down to the TOP TWO catchments in #CatchmentCup2025 !!!
October 28, 2025 at 10:36 PM
Say hello to your FINAL FOUR: Onca, Jaguaribe, McMurdo, and Yangtze!!! Stay tuned till TOMORROW to vote down to the TOP TWO catchments in #CatchmentCup2025 !!!
Happy Friday!! Here are your #CatchmentCup2025 Great Eight!!
Its time to NARROW down to the Fabulous Four! You have until Tuesday 10/28 to vote and check out the amazing papers from these sites here: www.agu-h3s.org/rivercup
Its time to NARROW down to the Fabulous Four! You have until Tuesday 10/28 to vote and check out the amazing papers from these sites here: www.agu-h3s.org/rivercup
October 24, 2025 at 9:29 PM
Happy Friday!! Here are your #CatchmentCup2025 Great Eight!!
Its time to NARROW down to the Fabulous Four! You have until Tuesday 10/28 to vote and check out the amazing papers from these sites here: www.agu-h3s.org/rivercup
Its time to NARROW down to the Fabulous Four! You have until Tuesday 10/28 to vote and check out the amazing papers from these sites here: www.agu-h3s.org/rivercup
We are back with the last Round #2 Human-impacted Match ups: Yangtze River vs. Waikato River!!
Head to our website to check out the latest fun facts and make sure your favorite catchment makes it to the great eight! www.agu-h3s.org/rivercup
You have until 5 pm ET tomorrow (10/23) to vote!!
Head to our website to check out the latest fun facts and make sure your favorite catchment makes it to the great eight! www.agu-h3s.org/rivercup
You have until 5 pm ET tomorrow (10/23) to vote!!
October 22, 2025 at 3:54 PM
We are back with the last Round #2 Human-impacted Match ups: Yangtze River vs. Waikato River!!
Head to our website to check out the latest fun facts and make sure your favorite catchment makes it to the great eight! www.agu-h3s.org/rivercup
You have until 5 pm ET tomorrow (10/23) to vote!!
Head to our website to check out the latest fun facts and make sure your favorite catchment makes it to the great eight! www.agu-h3s.org/rivercup
You have until 5 pm ET tomorrow (10/23) to vote!!
We are back with the last Round #2 Match ups: Heart CZO vs. Bulimba Creek!! Head to our website to check out the latest fun facts and make sure your favorite catchment makes it to the great eight! www.agu-h3s.org/rivercup
October 22, 2025 at 3:51 PM
We are back with the last Round #2 Match ups: Heart CZO vs. Bulimba Creek!! Head to our website to check out the latest fun facts and make sure your favorite catchment makes it to the great eight! www.agu-h3s.org/rivercup
Your Round 2 #CatchmentCup2025 Snow-dominated catchments are #HubbardBrook and #McMurdo !!! www.agu-h3s.org/rivercup Stay tuned for the last Round 2 match ups starting TOMORROW at 9 am ET!!
October 21, 2025 at 4:39 PM
Your Round 2 #CatchmentCup2025 Snow-dominated catchments are #HubbardBrook and #McMurdo !!! www.agu-h3s.org/rivercup Stay tuned for the last Round 2 match ups starting TOMORROW at 9 am ET!!
We are back for Round #2 Snow-dominated catchments: www.agu-h3s.org/rivercup
The second match up is McMurdo versus Burabay watersheds!
You have until tomorrow at noon ET to cast your vote!
The second match up is McMurdo versus Burabay watersheds!
You have until tomorrow at noon ET to cast your vote!
October 20, 2025 at 5:28 PM
We are back for Round #2 Snow-dominated catchments: www.agu-h3s.org/rivercup
The second match up is McMurdo versus Burabay watersheds!
You have until tomorrow at noon ET to cast your vote!
The second match up is McMurdo versus Burabay watersheds!
You have until tomorrow at noon ET to cast your vote!
We are back for Round #2 Snow-dominated catchments: www.agu-h3s.org/rivercup
The first match up contains two research POWERHOUSES!
Hubbard Brook versus East River!
You have until tomorrow at noon ET to cast your vote!
The first match up contains two research POWERHOUSES!
Hubbard Brook versus East River!
You have until tomorrow at noon ET to cast your vote!
October 20, 2025 at 5:24 PM
We are back for Round #2 Snow-dominated catchments: www.agu-h3s.org/rivercup
The first match up contains two research POWERHOUSES!
Hubbard Brook versus East River!
You have until tomorrow at noon ET to cast your vote!
The first match up contains two research POWERHOUSES!
Hubbard Brook versus East River!
You have until tomorrow at noon ET to cast your vote!
let’s hear it for the winners of the first half of Round 2 of #CatchmentCup2025!
Your #headwater senifinalists are the ONÇA and WALNUT GULCH!
Your #rain-doninated semifinalists are the JAGUARIBE and PANOLA!
Be sure to come back here on Monday, 10/20 for the next round: #snow-dominated catchments!
Your #headwater senifinalists are the ONÇA and WALNUT GULCH!
Your #rain-doninated semifinalists are the JAGUARIBE and PANOLA!
Be sure to come back here on Monday, 10/20 for the next round: #snow-dominated catchments!
October 17, 2025 at 6:10 PM
let’s hear it for the winners of the first half of Round 2 of #CatchmentCup2025!
Your #headwater senifinalists are the ONÇA and WALNUT GULCH!
Your #rain-doninated semifinalists are the JAGUARIBE and PANOLA!
Be sure to come back here on Monday, 10/20 for the next round: #snow-dominated catchments!
Your #headwater senifinalists are the ONÇA and WALNUT GULCH!
Your #rain-doninated semifinalists are the JAGUARIBE and PANOLA!
Be sure to come back here on Monday, 10/20 for the next round: #snow-dominated catchments!
For the next matchup of Round 2, we have the Rain-Dominated catchments of the Upper Blue Nile vs Panola Mountain!
SEE BELOW for some exciting info about these two catchments, and make sure your vote counts by voting at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/16)
SEE BELOW for some exciting info about these two catchments, and make sure your vote counts by voting at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/16)
October 16, 2025 at 5:50 PM
For the next matchup of Round 2, we have the Rain-Dominated catchments of the Upper Blue Nile vs Panola Mountain!
SEE BELOW for some exciting info about these two catchments, and make sure your vote counts by voting at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/16)
SEE BELOW for some exciting info about these two catchments, and make sure your vote counts by voting at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/16)
For the first matchup in Round 2: Rain-Dominated catchments, we have Jaguaribe vs Eel River!
CHECK THIS THREAD for more fun facts about these important catchments, and don’t forget to vote at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/16)
CHECK THIS THREAD for more fun facts about these important catchments, and don’t forget to vote at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/16)
October 16, 2025 at 4:22 PM
For the first matchup in Round 2: Rain-Dominated catchments, we have Jaguaribe vs Eel River!
CHECK THIS THREAD for more fun facts about these important catchments, and don’t forget to vote at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/16)
CHECK THIS THREAD for more fun facts about these important catchments, and don’t forget to vote at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/16)
For the next matchup of Round 2, we have the Headwater catchments of Fudoji vs Walnut Gulch!
SEE BELOW for some exciting info about these two catchments, and make sure your vote counts by voting at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/15)
SEE BELOW for some exciting info about these two catchments, and make sure your vote counts by voting at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/15)
October 15, 2025 at 5:16 PM
For the next matchup of Round 2, we have the Headwater catchments of Fudoji vs Walnut Gulch!
SEE BELOW for some exciting info about these two catchments, and make sure your vote counts by voting at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/15)
SEE BELOW for some exciting info about these two catchments, and make sure your vote counts by voting at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/15)
For the first matchup in Round 2: Headwater catchments, we have Onça vs Jatunhuaycu!
CHECK THIS THREAD for more fun facts about these important catchments, and don’t forget to vote at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/15)
CHECK THIS THREAD for more fun facts about these important catchments, and don’t forget to vote at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/15)
October 15, 2025 at 4:41 PM
For the first matchup in Round 2: Headwater catchments, we have Onça vs Jatunhuaycu!
CHECK THIS THREAD for more fun facts about these important catchments, and don’t forget to vote at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/15)
CHECK THIS THREAD for more fun facts about these important catchments, and don’t forget to vote at www.agu-h3s.org/rivercup by 4pm PT TODAY (10/15)
it’s time!! we have all of our round 1 winners!
shout-out to the HEART CZO, Bulimba Creek, Yangtze River, and Waikato River for snagging the last four slots in round 2!
and don’t forget to come back tomorrow am (10am ET) for the first matchups of #CatchmentCup2025 round 2: #Headwaters!
shout-out to the HEART CZO, Bulimba Creek, Yangtze River, and Waikato River for snagging the last four slots in round 2!
and don’t forget to come back tomorrow am (10am ET) for the first matchups of #CatchmentCup2025 round 2: #Headwaters!
October 14, 2025 at 10:01 PM
it’s time!! we have all of our round 1 winners!
shout-out to the HEART CZO, Bulimba Creek, Yangtze River, and Waikato River for snagging the last four slots in round 2!
and don’t forget to come back tomorrow am (10am ET) for the first matchups of #CatchmentCup2025 round 2: #Headwaters!
shout-out to the HEART CZO, Bulimba Creek, Yangtze River, and Waikato River for snagging the last four slots in round 2!
and don’t forget to come back tomorrow am (10am ET) for the first matchups of #CatchmentCup2025 round 2: #Headwaters!
For the FINAL MATCHUP of Round 1, we have the Human-Impacted catchments of the Waikato River vs the Chesapeake Bay!
SEE BELOW for some important info about these two catchments, and make sure your vote counts by voting at www.agu-h3s.org/rivercup by 5pm ET tomorrow (10/14)
SEE BELOW for some important info about these two catchments, and make sure your vote counts by voting at www.agu-h3s.org/rivercup by 5pm ET tomorrow (10/14)
October 13, 2025 at 7:27 PM
For the FINAL MATCHUP of Round 1, we have the Human-Impacted catchments of the Waikato River vs the Chesapeake Bay!
SEE BELOW for some important info about these two catchments, and make sure your vote counts by voting at www.agu-h3s.org/rivercup by 5pm ET tomorrow (10/14)
SEE BELOW for some important info about these two catchments, and make sure your vote counts by voting at www.agu-h3s.org/rivercup by 5pm ET tomorrow (10/14)
Our next matchup in Round 1 Human-Impacted catchments is between the Yangtze River and Scioto River!
Learn more about these two catchments in this thread, and VOTE VOTE VOTE at www.agu-h3s.org/rivercup by 5pm ET tomorrow (10/14)
Learn more about these two catchments in this thread, and VOTE VOTE VOTE at www.agu-h3s.org/rivercup by 5pm ET tomorrow (10/14)
October 13, 2025 at 6:23 PM
Our next matchup in Round 1 Human-Impacted catchments is between the Yangtze River and Scioto River!
Learn more about these two catchments in this thread, and VOTE VOTE VOTE at www.agu-h3s.org/rivercup by 5pm ET tomorrow (10/14)
Learn more about these two catchments in this thread, and VOTE VOTE VOTE at www.agu-h3s.org/rivercup by 5pm ET tomorrow (10/14)
For our next matchup in Round 1 Human-Impacted catchments, we have Bulimba Creek vs the Po River!
Check out some cool info about these two catchments below, and keep those votes rolling in at www.agu-h3s.org/rivercup by 5pm ET tomorrow (10/14)
Check out some cool info about these two catchments below, and keep those votes rolling in at www.agu-h3s.org/rivercup by 5pm ET tomorrow (10/14)
October 13, 2025 at 5:32 PM
For our next matchup in Round 1 Human-Impacted catchments, we have Bulimba Creek vs the Po River!
Check out some cool info about these two catchments below, and keep those votes rolling in at www.agu-h3s.org/rivercup by 5pm ET tomorrow (10/14)
Check out some cool info about these two catchments below, and keep those votes rolling in at www.agu-h3s.org/rivercup by 5pm ET tomorrow (10/14)
For the first matchup in Round 1: Human-Impacted catchments, we have Minneapolis-St. Paul LTER vs the HEART CZO!
CHECK THIS THREAD for fun facts about these critical catchments, and don’t forget to vote at www.agu-h3s.org/rivercup by 5pm ET tomorrow (10/14)
CHECK THIS THREAD for fun facts about these critical catchments, and don’t forget to vote at www.agu-h3s.org/rivercup by 5pm ET tomorrow (10/14)
October 13, 2025 at 4:25 PM
For the first matchup in Round 1: Human-Impacted catchments, we have Minneapolis-St. Paul LTER vs the HEART CZO!
CHECK THIS THREAD for fun facts about these critical catchments, and don’t forget to vote at www.agu-h3s.org/rivercup by 5pm ET tomorrow (10/14)
CHECK THIS THREAD for fun facts about these critical catchments, and don’t forget to vote at www.agu-h3s.org/rivercup by 5pm ET tomorrow (10/14)
Drumroll please.....the winners of round 1's snow-dominated catchments are.....
HUBBARD BROOK, EAST RIVER, BURABAY, and MCMURDO!!!
Some of these matchups were close so keep those votes coming for human-dominated catchments starting next week, 10/13!!!
#CatchmentCup2025
HUBBARD BROOK, EAST RIVER, BURABAY, and MCMURDO!!!
Some of these matchups were close so keep those votes coming for human-dominated catchments starting next week, 10/13!!!
#CatchmentCup2025
October 9, 2025 at 10:12 PM
Drumroll please.....the winners of round 1's snow-dominated catchments are.....
HUBBARD BROOK, EAST RIVER, BURABAY, and MCMURDO!!!
Some of these matchups were close so keep those votes coming for human-dominated catchments starting next week, 10/13!!!
#CatchmentCup2025
HUBBARD BROOK, EAST RIVER, BURABAY, and MCMURDO!!!
Some of these matchups were close so keep those votes coming for human-dominated catchments starting next week, 10/13!!!
#CatchmentCup2025
AND FINALLY: the fourth matchup of snow-dominated catchments in Round 1:
McMurdo vs Tapado!
VOTE VOTE VOTE!!! www.agu-h3s.org/rivercup
#CatchmentCup2025
McMurdo vs Tapado!
VOTE VOTE VOTE!!! www.agu-h3s.org/rivercup
#CatchmentCup2025
October 8, 2025 at 9:33 PM
AND FINALLY: the fourth matchup of snow-dominated catchments in Round 1:
McMurdo vs Tapado!
VOTE VOTE VOTE!!! www.agu-h3s.org/rivercup
#CatchmentCup2025
McMurdo vs Tapado!
VOTE VOTE VOTE!!! www.agu-h3s.org/rivercup
#CatchmentCup2025
Third up for our snow-dominated catchment matchups in Round 1 of #CatchmentCup2025 :
Krycklan vs Burabay!
Keep those votes coming at www.agu-h3s.org/rivercup and see below for facts!!!
Krycklan vs Burabay!
Keep those votes coming at www.agu-h3s.org/rivercup and see below for facts!!!
October 8, 2025 at 9:30 PM
Third up for our snow-dominated catchment matchups in Round 1 of #CatchmentCup2025 :
Krycklan vs Burabay!
Keep those votes coming at www.agu-h3s.org/rivercup and see below for facts!!!
Krycklan vs Burabay!
Keep those votes coming at www.agu-h3s.org/rivercup and see below for facts!!!