NR 716.13 Note
Note: Suitable preservation, extraction and analytical methods include those found in method SW 5035A in “Test Methods for Evaluating Solid Waste (SW-846)," and in the “Modified GRO, Method for Determining Gasoline Range Organics" (GRO for screening purposes). Other techniques may be found in the List of Authoritative Sources, ch.
NR 149 Appendix III.
NR 716.13(12)
(12) Responsible parties shall ensure that other samples taken for analysis are collected, handled and analyzed according to the procedures specified in “SW–846: Test Methods for Evaluating Solid Waste", “The Third Edition of SW 846, as amended by Final Updates I, II, IIA, IIB, III, IIIA, IIIB, and IV," published by the U.S. EPA, unless the department approves the use of an alternative procedure. The department may approve the use of an alternative procedure from one of the authoritative sources listed in ch.
NR 149 Appendix III, an alternate test procedure approved by the U.S. EPA, or, if the department determines that an appropriate procedure is neither available from “SW–846: Test Methods for Evaluating Solid Waste" nor from one of the authoritative sources listed in ch.
NR 149 Appendix III, from another source.
NR 716.13 Note
Note: Copies of “SW–846: Test Methods for Evaluating Solid Waste" are available for inspection at the offices of the department of natural resources, the secretary of state, and the revisor of statutes. Copies may be obtained from the Government Printing Office, Room 190, Federal Building, 517 East Wisconsin Avenue, Milwaukee, WI 53202 and may be accessed at the following web site:
http://www.epa.gov/epaoswer/hazwaste/test/main.htm. Other suitable procedures may include revised SW-846 methods found at the EPA Office of Solid Waste Methods Web Site,
NR 716.13(13)
(13) Responsible parties shall collect samples and provide an analysis for the geochemical indicators and parameters, where natural attenuation is potentially a remedy or part of a remedy. These may include dissolved oxygen, nitrate, dissolved manganese, total and ferrous iron, sulfate and methane, alkalinity, oxidation reduction potential, pH, temperature, and conductivity.
NR 716.13(14)(a)(a) Responsible parties shall inspect monitoring wells installed for field investigations conducted under this chapter at least annually to verify the integrity of the well labels, lock and seal, and to determine whether the wells are providing a conduit to the subsurface, and shall take action to repair or abandon the well if necessary in accordance with ch.
NR 141.
NR 716.13(14)(b)
(b) Flush mounted wells shall include a magnet placed in the void between the cover and the annular space seal. In cases where flush-mounted wells are not used, wells installed in areas potentially subject to damage from vehicle traffic shall include appropriate protective traffic posts next to the well.
NR 716.13 Note
Note: Traffic posts can vary in design. Normally, properly anchored concrete filled metal posts should be used to protect wells. The magnet may aid in locating wells for abandonment.
NR 716.13(15)
(15) Responsible parties shall measure and record to the nearest 0.01 foot the static water level elevation in each groundwater monitoring well prior to obtaining a groundwater sample from the well. The measurement point shall be the top of the well casing and shall be identified on the well itself if the top of the casing is not level.
NR 716.13 Note
Note: Section
NR 141.065 (2) requires that the top of the well casing be referenced to the nearest benchmark for the national geodetic survey datum to an accuracy of 0.01 feet.
NR 716.13(16)
(16) Where site investigation data or other information indicate it is appropriate, or when directed to do so by the department, responsible parties shall make a good faith effort to sample public or private water supply wells as part of a regular monitoring program or to determine the extent of groundwater contamination, or both. Private and public water supply wells to be sampled shall include:
NR 716.13(16)(a)
(a) Those wells that are known or suspected to be affected by the groundwater contamination.
NR 716.13(16)(b)
(b) Other wells that the department determines have the potential to be affected by the groundwater contamination.
NR 716.13(17)
(17) If the responsible parties are unable to sample a public or private well because the property owner refuses access, the responsible parties shall notify the department within 30 days of the refusal, and shall document in writing the efforts undertaken to gain access when requested by the department.
NR 716.13 History
History: Cr.
Register, April, 1994, No. 460, eff. 5-1-94;
CR 12-023: r. and recr.
Register October No. 694, eff. 11-1-13.
NR 716.14
NR 716.14 Sample results notification requirements. NR 716.14(1)(1)
Samples from water supply wells. Responsible parties shall report all water supply well sampling results to the department and to the well owner, and occupant as applicable, within 10 business days after receiving the sampling results. The report to the department shall include the Wisconsin unique well number for drinking water wells, a preliminary analysis of the cause and significance of any contaminant concentrations observed in the samples and an identification of any substances that attain or exceed ch.
NR 140 preventive action limits, as well as any other substances observed in the samples for which there are no ch.
NR 140 groundwater quality standards. The responsible party shall notify both the remediation and redevelopment project manager and the regional drinking and groundwater specialist or water supply engineer of all water supply well sample results.
NR 716.14 Note
Note: The department will provide information to well owners of the results of sampling in accordance with manual code 4822.1.
NR 716.14(2)
(2)
Samples from other media. Responsible parties shall report all sampling results other than those for water supply wells, to the department and to the property owner, and occupants as appropriate, of the property from which the samples were collected, including the source property owner if the person conducting the investigation is not the property owner, within 10 business days of receiving the sample results.
NR 716.14(2)(a)
(a) The report to the department shall include a preliminary analysis of the cause and significance of any contaminant concentrations observed in the sample, a list of names and addresses of those receiving a sampling notification, and the date of the sampling event and mailing.
NR 716.14(2)(b)
(b) The written notification to an affected property owner, and occupant as appropriate, shall include information about how additional information may be obtained, in accordance with s.
NR 714.05 (5). The department may waive the notification of occupants in limited situations, upon request.
NR 716.14(2)(c)
(c) In addition, the notification to the property owners, and occupants as appropriate, shall include all the following information, in a letter or using a form provided by the department:
NR 716.14(2)(c)5.
5. Reason for sampling, which may include routine sampling, and sampling to determine an immediate health concern, including the ingestion, inhalation, and dermal contact pathways.
NR 716.14(2)(c)7.
7. Sample type, which may include groundwater, soil, sediment, soil vapor, outdoor or ambient air, and indoor air.
NR 716.14(2)(c)9.
9. Collection date, specific contaminant levels per location, and whether the sample results attain or exceed state standards. A data table shall be used when multiple sample results are included.
NR 716.14(2)(c)10.
10. A copy of the results from the laboratory attached to the notification.
NR 716.14 Note
Note: Notification of sampling results is intended for those samples taken from a property including results from both routine and long-term monitoring and those of a more immediate health or welfare concern to a property owner, or occupant as appropriate. Examples of sampling to determine the presence of an immediate public health or welfare concern are from potable wells, indoor air, surface soil, and soil vapor beneath an occupied structure. "All sampling results" means the results that show detections of contaminants as well as those that do not show detections.
NR 716.14 Note
Note: Assistance in evaluating the impact and meaning of the sample results may be requested of the department project manager or drinking water staff, or from staff with the Division of Public Health, with the Department of Health Services.
NR 716.14 Note
Note: The notification to occupants is not intended for situations where there are multiple units or a frequent change in occupancy.
NR 716.14(3)
(3) The department may approve of a different notification schedule on a case-by-case basis.
NR 716.14 Note
Note: In cases where routine monitoring is conducted, and where results are not expected to be of immediate health or welfare concern, the department may consider other schedules, such as quarterly or with the semi-annual status reports to be sufficient.
NR 716.14(4)
(4) The responsible party shall take the actions necessary to ensure any new occupants are also informed of the pertinent information required under s.
NR 716.14 (2) (c).
NR 716.14 History
History: CR 12-023: cr.
Register October No. 694, eff. 11-1-13.
NR 716.15
NR 716.15 Site investigation report. NR 716.15(1)(a)(a)
Timeline. Unless otherwise approved by the department, responsible parties shall submit a site investigation report to the department within 60 days after completion of the field investigation and receipt of laboratory data.
NR 716.15(1)(b)
(b)
Number of copies. One paper copy and one electronic copy of the report shall be submitted to the department, unless otherwise directed by the department, in accordance with s.
NR 700.11 (3g).
NR 716.15 Note
Note: Electronic copies should be submitted in the Adobe Portable Document Format (PDF) on optical disk media. Guidance on electronic submittals can be accessed at
http://dnr.wi.gov/files/PDF/pubs/rr/RR690.pdf.
NR 716.15 Note
Note: The department strongly recommends the use of 2-sided copies for the paper copy of the report, and the use of accordion folders for larger reports instead of 3-ring binders, to help address file space issues.
NR 716.15(2)
(2)
Report contents. The site investigation report shall include all of the following information required under this subsection, and under subs.
(3) to
(6):
NR 716.15(2)(a)
(a)
Cover letter. A letter referencing the department's identification number for the site or facility and stating the purpose of the submittal and the desired department action or response.
NR 716.15(2)(b)
(b)
Executive summary. A brief narrative describing the site investigation results, conclusions and recommendations for future actions, and the certification required under s.
NR 712.09.
NR 716.15(2)(c)2.
2. Name, address, e-mail address, and telephone number of the present property owner, lessee, operator, and any individual or company responsible for the contamination.
NR 716.15(2)(c)3.
3. Name, address, e-mail address, and telephone number of any consultants or contractors involved with the response action at the site or facility.
NR 716.15(2)(c)4.
4. Site or facility name, address, and location by quarter–quarter section, township, range, and county, along with the Wisconsin Transverse Mercator coordinates for the site. The location of the property and the contamination shall be given in sufficient detail to allow department personnel to inspect the property and the contaminated area.
NR 716.15 Note
Note: The requirements for locating monitoring wells are contained in s.
NR 141.065. Specifically regarding areal location, this section requires that the wells be shown on a plan map with a grid system that is located according to latitude and longitude, or according to a state plane coordinate system. The plan map must show the exact location of the installed well on a horizontal grid system which is accurate to within one foot.
NR 716.15(2)(c)6.
6. In addition to any other site layout maps, one site layout map which depicts the site's property boundaries, named and unnamed roads or access points, surface water features, underground utilities, buildings, public and private wells, land uses on adjacent properties, and known and potential hazardous substance sources.
NR 716.15(2)(c)7.
7. The geographic positions of all properties within and partially within the contaminated site boundaries, which have been directly located or interpolated from other features on a base map of 1:24000 scale or finer, or which were obtained using differentially corrected global positioning system data or another method of similar or superior accuracy that have been approved by the department. The geographic position data shall be obtained and submitted to the department in accordance with the requirements in sub.
(5) (d).
NR 716.15(2)(d)1.
1. Activities or events at or near the site or facility which had the potential to affect public health, safety, or welfare or the environment, including time, duration, type, and amounts of hazardous substance discharges.
NR 716.15(2)(d)2.
2. Any previous discharges or response actions and the relevant dates.
NR 716.15(2)(d)3.
3. Response action activities to date, with references to any previous reports concerning response action activities on the site or facility.
NR 716.15(2)(e)
(e)
Methods of investigation. Descriptions of investigative techniques used to characterize the site or facility, including subsurface boring and probe methods; monitoring well construction, installation, and development procedures; well and aquifer testing methods; modeling techniques; sample collection, handling, and analysis techniques; and leak detection methods. Where procedures were performed in accordance with methods described in a work plan for the same investigation that was previously submitted to the department or in exact accordance with published departmental guidance, the site investigation report may omit detailed descriptions by referring to the work plan or the department guidance in which the methods were described. Where procedures differed from methods described in the work plan, the site investigation report shall include a description of the procedures used.
NR 716.15(3)
(3)
Results. The site investigation report shall include a detailed narrative description of the results of the site investigation, references to all appropriate visual aids under sub.
(4), and shall include all of the following:
NR 716.15(3)(a)
(a) The information collected during the scoping stage of the investigation conducted pursuant to s.
NR 716.07.
NR 716.15(3)(b)
(b) A description of the sequence of activities that took place during the site investigation.
NR 716.15(3)(c)
(c) All field measurements, observations, and sampling data generated during the site investigation, including data from non–laboratory sample analyses. Laboratory data shall include laboratory name, location from which each sample was obtained, date each sample was obtained, date each sample was extracted and analyzed, analytical method used by the laboratory, parameters tested for, the method detection limit, the analytical result for each sample, and whether other compounds not specifically tested for were observed in significant quantities. Relevant and significant sample results and field measurements shall be compiled in tabular form and at corresponding sampling locations noted on a site layout map.
NR 716.15(3)(d)
(d) Where laboratory results are significantly inconsistent with field observations or non–laboratory method results, a clear evaluation of the reason for the inconsistency and an indication of whether resampling or additional quality control procedures are needed.
NR 716.15(3)(e)
(e) For sites or facilities with 3 or more water table observation wells, a discussion of the depth to the water table, groundwater flow directions, rates, and any variations.
NR 716.15(3)(f)
(f) A discussion of the stratigraphy of the site. Identify soil and rock types at the site and the contaminant source location. Include a description of moisture contents, high and low water table elevations, and the location of any smear zone.
NR 716.15(3)(g)
(g) A discussion of the contaminants and impacts on each environmental medium.
NR 716.15(3)(h)
(h) Interpretations of the data generated at the site or facility sufficient to characterize the geologic and hydrogeologic characteristics of the site or facility, the areal and vertical degree and extent of hazardous substances in all environmental media, and the impacts of the contamination to all potential receptors.
NR 716.15(3)(i)
(i) The hydraulic conductivity of materials where contaminated groundwater is found.
NR 716.15(4)
(4)
Visual aids. The site investigation report shall include all maps, figures, tables, graphs, photographs, and completed forms that are necessary to clarify and support results and interpretations. Visual aids shall present information in legible formats, shall be referenced in the report text, and shall meet all of the following requirements:
NR 716.15(4)(a)
(a)
General Requirements. Maps, plan sheets, drawings, cross sections and fence diagrams shall:
NR 716.15(4)(a)1.
1. Be of appropriate scale to show all required details with sufficient clarity.
NR 716.15(4)(a)2.
2. Have a figure number, title, north arrow, and legend of all symbols used, contain graphic horizontal and vertical scales, specify drafting or origination dates, and indicate the source if not an original design.
NR 716.15 Note
Note: The source means the company or name of the original preparer of the visual aid.
NR 716.15(4)(a)3.
3. Use national geodetic survey data as the basis for all elevations.
NR 716.15(4)(a)4.
4. Use a distinguishing symbol, such as a dashed line or question mark, to depict inferred or questionable data.
NR 716.15(4)(b)
(b)
Water table and potentiometric surface maps. For water table maps and potentiometric surface maps, depict water level elevations measured on the same day, indicate the date of measurement on the map, and indicate apparent flow direction.
NR 716.15(4)(b)1.
1. For sites or facilities with 3 or more water table observation wells, include a map depicting the elevation of the water table and the apparent direction of groundwater flow, with additional water table maps as necessary to depict significant variations in water table elevation or groundwater flow direction.
NR 716.15(4)(b)2.
2. For potentiometric surface maps, additionally depict measurements taken from piezometers with similar screen lengths that intersect the same geologic zone and depth, and indicate any vertical gradients as well as the location and type of any confining layers. For sites with 3 or more piezometers, include a potentiometric surface map, with the apparent direction of groundwater flow, with additional potentiometric maps as necessary to depict significant variation in levels or flow direction.
NR 716.15(4)(c)
(c)
Isoconcentration maps. For isoconcentration maps, depict the hazardous substances, concentrations, the environmental medium, the date measured and the unit of measurement. Submit isoconcentration maps of hazardous substance concentrations in each environmental medium, as appropriate to the scope and complexity of the site and where sufficient data are available to estimate meaningful isoconcentrations. For groundwater, use the appropriate groundwater elevation map as the base map.
NR 716.15(4)(d)
(d)
Cross sections. For sites or facilities with 2 or more soil borings, include one or more geologic cross sections.
NR 716.15(4)(d)1.
1. Cross sections shall include a reduced inset diagram of the site layout map indicating the location of the cross section transect, and shall indicate the dates of measurements, stratigraphy, screened intervals of monitoring wells, and water table surface.
NR 716.15(4)(d)2.
2. Include the locations of any confining units; the contaminant source location, vertical and horizontal extent of contamination in both soil and groundwater, and highest and lowest water table and piezometric elevations and screen lengths, as applicable.
