Summary of data systems

acquisition devices is limited to cooperating wa-

One concern with DSS is the storage of spatially

ter control agencies for the sole purpose of data

attributed data, such as areal coverage of ice on a

and information exchange, and that access cannot

river on multiple dates. However, the Hydrologic

interfere with water control management activi-

Engineering Center (HEC) is developing the ca-

ties. However, there does not appear to be any

pability of DSS to handle spatially attributed data,

stipulation on access to data once it has been col-

such as radar rainfall information, for use in their

lected.

NexGen series of hydrologic programs. Transfer-

Recently several Districts have made access to

ring other spatial information such as ice cover-

up-to-date DCP stage and discharge data (and

age to DSS format should be possible. One con-

other water control information considered pub-

sideration in transferring spatial data from differ-

lic information) available over the Internet (Table

ent sources is using a consistent map projection. It

9). The addresses through which some Districts

will probably be necessary to develop algorithms

can be accessed are given in the following table,

that will translate different data sources into one

or access can be gained through the USACE or

consistent projection.

Army home page to all USACE Districts. A draw-

The central repository of collected ice data

back in the use of this information is that it has

should reside within the Water Control Center, if

one is present in a District, since they are respon-

not yet been screened and may be in error.

sible for collection of other hydrologic data. The

management of Water Control data systems is

Summary of data systems

Transmission of collected data is largely done

spelled out in ER 1110-2-249 (USACE 1994b) and

by DCP, but could be done by dedicated phone,

covers the equipment and software used for ac-

cellular phone, or radio. Digital storage of ice-re-

quisition, transmission and processing of real-time

lated parameters is not as common as digital stor-

data used to regulate USACE water projects. Any

age of other hydrologic parameters within the

proposal to allow the use of water control data

USACE. The ability to digitally store all types of

must follow the requirements set out in this and

data appears to exist, although implementation of

any other pertinent regulations. Access to data

Table 9. Internet addresses of selected water control sites in the U.S. Army Corps of Engineers

and others of interest.

Buffalo District, USACE

hank.ncb.usace.army.mil/

Detroit District, USACE

sparky.nce.usace.army.mil/hmpgh.html

Kansas City District, USACE

www.mrd.usace.army.mil/mrded-r/current.html

Louisville District, USACE

www.orl-wc.usace.army.mil/

Omaha District, USACE

www.mrd.usace.army.mil/mrded-r/current.html

New England Division, USACE

www.ned.usace.army.mil/

Philadelphia District, USACE

www.nap-wc.usace.army.mil/nap-wc/resreg.html

Pittsburgh District, USACE

www.orp-wc.usace.army.mil/current/

Portland District, USACE

www.npp.usace.army.mil/internet/water.htm#Water

Rock Island District, USACE

ncrbkp.ncr.usace.army.mil/

Seattle District, USACE

www.nps.usace.army.mil/cenps.html

St. Louis District, USACE

lms61.lms.usace.army.mil/

St. Paul District, USACE

www.ncs.usace.army.mil/index2.html

CRREL Ice Jam Database, USACE

www.crrel.usace.army.mil/crrel-divisions/ice-eng/icejam/

Real-Time Hydrologic Data, USGS

h20.usgs.gov/public/realtime.html

Historic Stream Gage Records, USGS

h2o.usgs.gov/swr

* Note: addresses may change without notice, and some sites can be reached by more than one address..

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