John Garver

@geogarver.bsky.social

1664 Followers 1065 Following

Prof. of Geology, PFAS, rivers, hydrology, water quality, invasive species. Mohawk and Hudson watersheds. Board of Riverkeeper. Alaska, PNW, and Maine. "Notes from a Watershed" @ substack

Crowd in Ellsworth Maine
Map of the lower Mohawk River showing highest sum PFAS in surface waters. Red (with sum PFAS) fail NYS DEC Guidance, Green pass the Guidance values that are protective of human health (PFOA and/or PFOS).
Beaver pond in the Mohawk Watershed (NY)
Video of ice on the Mohawk River just after noon on 8 March 2026. Amtrak bridge in the distance.
The Fountain of Filth - bronze-like statues of men, women, and children appear to vomit murky brown water, a sickening reflection of the real experiences of those who believe they were made ill by exposure to waterways polluted with untreated sewage.
Screen shot of "Contaminated: the carpet industry's toxic legacy"
Pb concentration by decade in hair from Salt Lake City region residents. Value plotted for 1940 includes all samples from 1916 to 1959; value plotted at 2022 includes all samples from 2020 to 2024.
Map of the eastern US with red to blue dots showing snowfall totals.
Leachate from a white pipe going into a leachate lagoon.
Graph showing lake levels (Lake Erie) with Buffalo rising and Toledo dropping.
Google Earth image of a river bank with two concrete boats, sunk.
Screen shot of M 7 Yakutat EQ
Wavy rippled sand with rocky shoreline and spruce trees in the distance.
right: photo of book cover "the problem with plastic" Left photo of judith Enck.
Graph of lake levels on Lake Erie. Blue is the levels in Buffalo and orange is the level in Toledo.
photo of waterfalls with fall color.
Diagram showing factory source of PFAS, uptake my tested mother and 5 yr old child, and details on analysis.
Assemblyman Angelo Santabarbara and Gary McCarthy, mayor of Schenectady pour water into a funnel, as other look on (JI Garver, 14 Oct 2025).
Inside of a wooden boat, named "Buffalo Sal" (JI Garver, 13 Oct 2025)
The Seneca Chief from the bow tied to the docks in Amsterdam NY. (JI Garver, 13 Oct) Schedule is here: https://buffalomaritimecenter.org/buffalo-maritime-center-events-calendar/ Schenectady 14 Oct, and Waterford 15-16 Oct.
Amelia Flores and Deb Haaland sit at a table to sign the water rights agreement (in 2024) - photo Megan Mendoza
Picture of two boats on the river
Map of the Capital District in NY showing rain fall totals of 3-5 inches in the red-orange swath, and 1-3' elsewhere. 2 day total for 24-25 September.
Map of the northeast showing intensity of drought where extreme drought occurs in WV and NH/ME.
graph of river levels showing them as 14.77 ft, in major flood. Forecast to reach 16.65, which would be above the record of 16 ft.
Map of northeastern US and eastern Canada with colored points marking air quality from wildfire smoke.
Map of Canada with dots for fire locations. Larger dots are bigger fires: red dots are out of control.
NY Center of Excellence - Healthy water solutions. Livestream options for 21-22 May on water quality issues.
map of NW New York with blue markers (all years) and red markers (this year - 2025) of reported American Kestrel birds in May and June only.
Cover photo of "Born to Run" of Bruce Springsteen and Bruce and Clarence Clemons. Photo by Eric Meola.
Interior lobby of Many Glaciers Hotel with large vertical logs for support.
dark tangled eel in a net with a creek in the background
Snow and ice on pond, with a beaver hut made of sticks. Bluesky.
picture of a snow bunting blending in on gravel and snow.
Lidar image of urban landscape with reds and blues showing where fires have removed structures.
Snow and grass in a wetland with trees in the distance. Circles in the snow from blowing grass.
long shadows and windblown snow
Trees and snow with shadows
Picture of white pipe with brown leachate draining in to a collection tank.
Curvy patterns in ice.
Curved reflector below hot water kettle on a patio.
Two scientists have a discussion next to an urban creek.
Elongate hills in a DEM (DTM).
rounded but flat pebbles that are gray in color.
Cartoon drawing of John Lipscomb on a boat with a life jacket on
Odd patterns in gray-black slate fragments that are vertically aligned in a swirl pattern.
House on fire.
Tibetan style architecture on a street.
Pictures of conference, and details of Mohawk Watershed Symposium conference on 21 March 2025. Abstracts due 7 Feb 2025. Water quality, fisheries and habitats, flooding and resiliency, invasive species, recreation and stewardship.
Photo of St John's Harbor in the fall. "CRIPE organizes a Workshop on the Hydraulics of Ice Covered Rivers every two years to promote research related to river ice. Participants include students, researchers, and practitioners from across North America and overseas."
Two filed geologists on rock outcrop with blobby bed in turbitites.
Ripples in sand along the shore.
Pipe with brown liquid emptying into a bubbly reservoir.
Sand on beach with curving channels.
Picture of conifers with snowfall and a red house with gray skies and dark ocean.