Tuesday, July 16, 1985
The Nebraskan
Page 3
Grad student drills for data
Stoiy and Photo
By Deb Pederson
The morning sun was just starting to
warm the dirt road between the corn
field and the Blue River about five
miles northwest of Beatrice. Sunlight
moves from west to east, directly under
the Blue River which flows northwest to
southeast, he said.
A compact was ratified by Congress
in the early 1970s between Kansas and
Nebraska requiring a minimum amount
of water flow in the Blue River across
bounced off the tower of the drill rig. the state line, he said. Since water for
Clear sky and dry perfect weather
for drilling wells.
Water wells, that is. UNL geology
new areas of geology.
"Most studies develop a model first
and then go out into the field," he said.
"Eut then you don't get a good handle
on the geology of the area. This way,
without the model first, we have a good
handle on the geology of the area."
The study consists of recording the
graduate student Ali Tabidian is doing
a groundwater study of the area, 75
square miles in all, for the Blue River
Compact Commission as his doctoral
dissertation project.
irrigation is pumped from the aquifer water levels at existing wells and dril-
and the aquifer interacts with the Blue ling new wells in areas where informa-
River, the commission is concerned tion is lacking to gather data on the
that the irrigation use is effecting the geology and water levels, Tabidian
water flow in the river, he said. said. By comparing the water levels at
"The feeling is that the aquifer is the different points periodically and under-
source of base flow into the river and so standing the geology, the groundwater
sustains the river." Pederson said, movement can be determined alnnu
The commission granted the UNL "We're trying to quantify the effects of with its interaction with the river, he
geology department almost $50,000 to irrigation on the aquifer and river." , said.
conduct the study, currently going into He said the study was unusual be- The compact requires periodic study
its third and final year, UNL geology cause of its type, detail and large scope of the river and aquifer, Tabidian said,
professor Darryll Pederson said. and because a model wasn't used first. The first study was done by the United
The purpose of the study is to find "Not too many studies have been States Geological Survey, he said,
out how a buried paleovalley aquifer, or done on the relation between aquifers Pederson said geology is studied in
ancient river system, interacts with the and rivers, especially on this scale," stages and follow-up studies would be
Blue River, Tabidian said. The aquifer Pederson said. 'This study is exploring done on the river and aquifer.
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JEWELERS
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Geology professor Darryll Pederson and Joe and David Holly study data taken from the newly-dug
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14th and M Streets Phone: 477-4481
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Shorts
The Ruth Staples Child Develop
ment Lab will offer child care during
the home football games in its "Corn
husker Wait Room." The service will
open one hour before kickoff and close
one hour after the game ends. The rate
is $10 per childper game. To make a
reservation call 472-1675.
The Affirmative ActionEEOHandi
capped Services Office has moved to
103 Teachers College. The phone num
ber is 472-3417.
The Institute of International Stu
dies is now located in the International
Affairs Center, 1237 R Street, across
from the College of Business Ad
ministration. There will be a farewell reception for
O. Wendell Holmes, associate professor
of agricultural economics on July 17,
from 9-11 a.m., in 216 Filley Hall.
There will be a retirement reception
for Lorene Haldeman, secretary to NU
corporation secretary on July 19, from
2-4 p.m. in Varner Hall (former Regents
Hall).
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