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{{#Wiki_filter: | {{#Wiki_filter:MAP 59 GLACIAL DEPOSITS OF PENNSYLVANIA COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF CONSERVATION AND NATURAL RESOURCES SCALE BUREAU OF TOPOGRAPHIC AND GEOLOGIC SURVEY www.dcnr.state.pa.us/topogeo 80° 0 10 20 30 40 50 MI IE 0 20 40 60 80 KM ER K E LA 79° 78° 77° 76° 42° N. Y. N. Y. 42° ERIE BRADFORD SUSQUEHANNA WAYNE DE LA WA RE WARREN McKEAN CRAWFORD TIOGA 75° POTTER FOREST ELK CAMERON SULLIVAN N. | ||
WYOMING LACKAWANNA PIKE Y. | |||
CLINTON VENANGO LYCOMING LUZERNE N. | |||
CLARION JEFFERSON J. | |||
MERCER MONROE CLEARFIELD LAWRENCE CENTRE MO NT 41° 41° OU R | |||
UNION COLUMBIA 75° CARBON BUTLER OHIO D | |||
ARMSTRONG AN NORTHAMPTON RL MIFFLIN SNYDER BE UM CAMBRIA R TH NO SCHUYLKILL ALLEGHENY HUNTINGDON JUNIATA W. VA. | |||
BEAVER INDIANA LEHIGH BUCKS DAUPHIN 75° PERRY BERKS WESTMORELAND BLAIR R LEBANON IV E | |||
R MONTGOMERY BEDFORD CUMBERLAND IA WASHINGTON YORK PH FULTON LANCASTER EL 40° FAYETTE AD 40° ADAMS IL GREENE SOMERSET FRANKLIN PH CHESTER 75° DELAWAR E DEL. N. J. | |||
80° W. VA. MD. MD. | |||
79° 78° 77° 76° SYMBOLS EXPLANATION RECENT TO LATE ILLINOIAN WISCONSINAN LATE ILLINOIAN PRE-ILLINOIAN (0-198,000 yrs.) (17,000-22,000 yrs.) (132,000-198,000 yrs.) (>770,000 yrs.) Southern limit of gla-cial advance STRATIFIED DRIFT ASHTABULA TILL Thick, gray, clayey to OLEAN TILL TITUSVILLE TILL MAPLEDALE TILL Sand and gravel in eskers, kames, silty to sandy till cover- Moderately thick, gray to gray-HIRAM TILL ing over 75 percent of UNNAMED TILLS UNNAMED TILLS Approximate limit of kame terraces, and outwash, princi- ish-red, sandy till covering 25 pally in valleys; silt and clay in lake the ground; topography to 50 percent of the ground; Thin, gray (Titusville) to brown and grayish- Thin, gray, clayey to silty till in patches Illinoian advance deposits in formerly ice-dammed is mainly gently undu- very thin till covers an addi- red (unnamed), clayey to sandy till cover- covering up to 10 percent of the ground; LAVERY TILL lating, but there is also valleys; lake clays and beach sands tional 25 percent of the ground; ing 10 to 25 percent of the ground; topog- topography reflects the underlying bed-and gravels along Lake Erie; thin some knob-and-kettle topography reflects the under- raphy reflects the underlying bedrock; rock; thick, well-developed soil, commonly Approximate limit of (Recent) to thick (late Illinoian) soils. KENT TILL topography; thin soil. lying bedrock; thin soil. moderately thick, well-developed soil. having a yellowish-red color. pre-Illinoian advance By W. D. Sevon and D. D. Braun. 2200-MP-DCNR3027 Second Edition, 1997; Second Printing, 2000. Printed on Recycled Paper}} | |||
Latest revision as of 09:31, 23 November 2019
| ML070720645 | |
| Person / Time | |
|---|---|
| Site: | Susquehanna  |
| Issue date: | 12/31/2000 |
| From: | State of PA, Dept of Conservation and Natural Resources |
| To: | Office of Nuclear Reactor Regulation |
| ALICIA MULLINS 301-415-1224 | |
| References | |
| Download: ML070720645 (1) | |
Text
MAP 59 GLACIAL DEPOSITS OF PENNSYLVANIA COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF CONSERVATION AND NATURAL RESOURCES SCALE BUREAU OF TOPOGRAPHIC AND GEOLOGIC SURVEY www.dcnr.state.pa.us/topogeo 80° 0 10 20 30 40 50 MI IE 0 20 40 60 80 KM ER K E LA 79° 78° 77° 76° 42° N. Y. N. Y. 42° ERIE BRADFORD SUSQUEHANNA WAYNE DE LA WA RE WARREN McKEAN CRAWFORD TIOGA 75° POTTER FOREST ELK CAMERON SULLIVAN N.
WYOMING LACKAWANNA PIKE Y.
CLINTON VENANGO LYCOMING LUZERNE N.
CLARION JEFFERSON J.
MERCER MONROE CLEARFIELD LAWRENCE CENTRE MO NT 41° 41° OU R
UNION COLUMBIA 75° CARBON BUTLER OHIO D
ARMSTRONG AN NORTHAMPTON RL MIFFLIN SNYDER BE UM CAMBRIA R TH NO SCHUYLKILL ALLEGHENY HUNTINGDON JUNIATA W. VA.
BEAVER INDIANA LEHIGH BUCKS DAUPHIN 75° PERRY BERKS WESTMORELAND BLAIR R LEBANON IV E
R MONTGOMERY BEDFORD CUMBERLAND IA WASHINGTON YORK PH FULTON LANCASTER EL 40° FAYETTE AD 40° ADAMS IL GREENE SOMERSET FRANKLIN PH CHESTER 75° DELAWAR E DEL. N. J.
79° 78° 77° 76° SYMBOLS EXPLANATION RECENT TO LATE ILLINOIAN WISCONSINAN LATE ILLINOIAN PRE-ILLINOIAN (0-198,000 yrs.) (17,000-22,000 yrs.) (132,000-198,000 yrs.) (>770,000 yrs.) Southern limit of gla-cial advance STRATIFIED DRIFT ASHTABULA TILL Thick, gray, clayey to OLEAN TILL TITUSVILLE TILL MAPLEDALE TILL Sand and gravel in eskers, kames, silty to sandy till cover- Moderately thick, gray to gray-HIRAM TILL ing over 75 percent of UNNAMED TILLS UNNAMED TILLS Approximate limit of kame terraces, and outwash, princi- ish-red, sandy till covering 25 pally in valleys; silt and clay in lake the ground; topography to 50 percent of the ground; Thin, gray (Titusville) to brown and grayish- Thin, gray, clayey to silty till in patches Illinoian advance deposits in formerly ice-dammed is mainly gently undu- very thin till covers an addi- red (unnamed), clayey to sandy till cover- covering up to 10 percent of the ground; LAVERY TILL lating, but there is also valleys; lake clays and beach sands tional 25 percent of the ground; ing 10 to 25 percent of the ground; topog- topography reflects the underlying bed-and gravels along Lake Erie; thin some knob-and-kettle topography reflects the under- raphy reflects the underlying bedrock; rock; thick, well-developed soil, commonly Approximate limit of (Recent) to thick (late Illinoian) soils. KENT TILL topography; thin soil. lying bedrock; thin soil. moderately thick, well-developed soil. having a yellowish-red color. pre-Illinoian advance By W. D. Sevon and D. D. Braun. 2200-MP-DCNR3027 Second Edition, 1997; Second Printing, 2000. Printed on Recycled Paper