MARI 71513

Well Information

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Identification
Type of Report:	Water Well
Type of Work:	NEW
Well Report:	MARI 71513 View Log Groundwater Site
Well Label:	143598
Start Card:	1075131
Original Report:
Owner Well Nbr:	6
Company Job Nbr:
Primary Use:	COMMUNITY
Complete Date:	02/01/2025

Land Owner
Name:
Company:	CITY OF AURORA
Address:	21420 MAIN STREET AURORA, OR 97002

Location

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Latitude/Longitude
Latitude:	45.23656624
Longitude:	-122.76441968
Horiz. Error:	99.00 ft.

Location
County:	MARI
TRSQQ:	WM4.00S1.00W11NESE
Tax Map:
Tax Lot:	100
Lot:
Block:
Subdivision:
Street of Well:	21901 COLE LN NE, AURORA OR 97002
WM District:	16
Surface Elev:
	Well Report Mapping Tool

Tax Lots

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Well Construction

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Construction
Start Date:	09/06/2024
Completed Date:	02/01/2025
Drill Method:	Rotary Air
Depth of Completed Well:	262.00
Est. Depth Drilled:	285.00
Special Standards:
Seal Placed Method:	C , OTHER - POUR & PROBE BENT
Abandonment Start Date:
Abandonment Completed Date:

Backfill
Backfill Placement:	262.00 ft to 285.00 ft
Backfill Material:
Explosives Used:
Explosive Type:
Explosive Amount:

Filter Pack
Filter Pack:	175.00 ft to 285.00 ft
Filter Pack Material:	SILICA SAND
Filter Pack Size:	8x16

Bore Hole

Row	Diameter (in)	From (ft)	To (ft)
1	16.00	0.00	130.00
2	12.00	130.00	285.00

Seal

Row	Material	From (ft)	To (ft)	Amount	Amount Calc.
1	Cement	0.00	8.00	3.00	5.00
2	Bentonite Chips	8.00	37.00	52.00	20.00
3	Cement	37.00	126.00	50.00	36.00

Abandonment Log

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Casing/Liner

Row	Casing/Liner	Diameter (in)	Above Land Surface	From Depth	To (ft)	Gauge	Material	Weld	Shoe Outside	Shoe Location
1	Casing	12.00	●	2.00	185.00	0.375 - Gauge	Steel	●	●	285.00
2	Liner	8.00		176.00	180.00	0.312 - Gauge	Steel	●
3	Liner	8.00		210.00	226.00	0.312 - Gauge	Steel	●

Temporary Casing

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Perforations

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Screens

Row	Type	Material	Casing/Liner	Diameter (in)	From (ft)	To (ft)	Screen Size	Telescope/ Pipe size
1	V-SHAPED WIRE WRAP	304SS	Liner	8.00	180.00	210.00	50.000	Pipe Size
2	V-SHAPED WIRE WRAP	304SS	Liner	8.00	226.00	252.00	50.000	Pipe Size
3	V-SHAPED WIRE WRAP	304SS	Liner	8.00	252.00	262.00	0.000	Pipe Size

Well Test

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Well Test
Temperature:	55 F
Lab Analysis:
Lab Analysis Done By:
Total Dissolved Solids:	150.00 ppm
Water Quality Concerns:

Well Test

Test Type	Yield (gpm)	Drawdown	Drill Stem/ Pump Depth	Duration (hr)	Calculated Specific Capacity (gpm/ft)
Pump	85.0	90.0	160.00	18.0	0.94
Pump	123.0	54.0	218.00	0.8	2.28

Analysis

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Static Water Level

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Static Water Level
Depth First Water:	62.00
Pre-Static Water Level:
Pre-Static Water Level Date:
Post-Static Water Level:	62.00
Post-Static Water Level Date:	02/01/2025

Static Water Level

Row	Date	From(ft)	To(ft)	SWL	Est. Flow Rate	PSI
1	2/1/2025	62.00	112.00	62.00	150.0
2	2/1/2025	178.00	252.00	62.00	150.0

Lithology

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Material

Row	From	To	Material
1	0.00	2.00	GRAVEL AND TOPSOIL
2	2.00	35.00	CLAY, BROWN, SOME SILT
3	35.00	53.00	CLAY, TAN, SILTY
4	53.00	78.00	SAND, BROWN, MEDIUM
5	78.00	85.00	CLAY, GREY
6	85.00	108.00	SAND, BLACK, MEDIUM
7	108.00	111.00	GRAVEL
8	111.00	112.00	GRAVEL WITH SOME CLAY
9	112.00	140.00	CLAY, GREEN AND GREY, MEDIUM
10	140.00	172.00	CLAY, GREEN AND GREY, STICKY
11	172.00	178.00	CLAY, GREY, SANDY
12	178.00	192.00	SAND, BLACK, MEDIUM
13	192.00	211.00	SAND, COARSE, WITH SOME WOOD
14	211.00	223.00	CLAY, GREY, WITH LAYERS OF CEMENTED SAND
15	223.00	230.00	SAND, MEDIUM, SOME WOOD
16	230.00	240.00	CLAY, GREY, STICKY
17	240.00	252.00	SANDSTONE, TAN AND GREY
18	252.00	285.00	CLAY, GREY, STICKY, SOME SAND

Well Constructor

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Bonded Driller Name:	ERIC SCHNEIDER
Bonded Driller Company:	SCHNEIDER WATER SERVICES
Bonded Driller Number:	1988
Bonded Date Signed:	03/03/2025

Unbonded Name:	WRIGHT,WILLIAM
Unbonded Company:	SCHNEIDER WATER SERVICES
Unbonded Number:	1772
Unbonded Date Signed:	02/19/2025
Other Name:
Other Affiliation:
Other License Nbr:

Geologist Engineer:

Comments

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Comments
3/8" plate welded on bottom of liner assembly. Second pump test for .8 hrs was done with an airlift.

Documents

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Title	Document Type	Source	Download Image
MARI 71513	WELL REPORT	DRILLER	Image

Oregon Water Resources Department
Well Log Information System

Well Log: MARI 71513

Oregon Water Resources Department Well Log Information System

Well Log: MARI 71513

Oregon Water Resources Department
Well Log Information System