Nebraska Administrative Code
Topic - ENVIRONMENT AND ENERGY
Title 118 - GROUND WATER QUALITY STANDARDS AND USE CLASSIFICATION
Attachment A - RECOMMENDED INFORMATION REQUIREMENTS FOR STEP 6 ASSESSMENT

Universal Citation: 118 NE Admin Rules and Regs ch A

Current through December 27, 2022

I. Unsaturated Zone

A. Soils (0-5 feet) (if applicable)
1. Association name

2. Texture of each horizon

3. Permeability of each horizon

4. Depth (thickness) of each horizon

5. Chemical composition and characteristics

B. Underlying sediments
1. Thickness of each stratum

2. Lithology of each stratum

3. Permeability of each stratum

C. Total thickness of unsaturated zone

II. Zone of Contamination in Unsaturated Zone

A. Lateral and vertical delineation

B. Quantity and/or concentration of contaminant(s)

III. Physical/Chemical Properties of Material Discharged

A. Density

B. Other pertinent physical properties

C. Chemical composition

D. Solubility

E. Volatility

F. Persistence

G. Toxicity

H. Degradation products (if applicable)

IV. Reporting Requirements

(CF) e

A. Detailed test-hole logs

Use of Unified Soil Classification is recommended

B. Map(s)/Cross Section(s)/Table(s)
1. Large-scale site map showing pertinent features and location of test holes

2. Map and cross section(s) depicting zone of contamination

3. Results of field/laboratory analyses

C. Text describing and analyzing information

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