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  • How can I get help interpreting well sampling results?

    Residents requesting Columbiana County water well sample results or assistance interpreting results taken by AECOM or Stantec laboratories can email ( [email protected] ). Additionally, a toxicologist is available to answer questions at 800-222-1222. Columbiana County residents near East Palestine with drinking water wells can request sampling by calling 330-849-3919. Pennsylvania…

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  • Is the air monitoring equipment detecting chemicals of concern?

    Yes, the air monitoring and sampling equipment are capable of detecting many chemicals of concern in the community and currently detections are below levels of concern. Some of the monitoring equipment may not detect a portion of the chemicals at lower levels–specifically n-butyl acrylate. However, there are independent tools used…

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  • Is anybody sampling State Line Lake and the pond near the derailment site?

    Norfolk Southern collects daily samples from the surface water near the derailment site, north of the tracks. State Line Lake flows through a wetland area and into the surface water area where the samples are taken. The agencies are reviewing all surface water results and Norfolk’s proposed plan for characterizing…

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  • Redoing calculations if RMP*Comp is updated

    Will RMP*Comp be updated? If so, would I have to redo calculations I might already have made with an earlier version? No, you do not have to redo your work if you have already completed your consequence analyses. RMP*Comp is based on the EPA's Offsite Consequence Analysis Guidance (OCA Guidance)…

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  • Different distances to toxic endpoints with different versions of RMP*Comp

    I've noticed that for certain chemicals, RMP*Comp gives substantially different distances to the toxic endpoint than previous versions. Why? In the current version of RMP*Comp, we have incorporated new chemical-specific distance tables for ammonia, chlorine, and sulfur dioxide. The generic tables are still used for other chemicals (you can see…

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  • Distance to endpoint calculations used by RMP*Comp

    Does RMP*Comp perform some math or modelling in order to arrive at an endpoint distance, or is it simply interpolating from the tables in the EPA's Offsite Consequence Analysis Guidance (OCA Guidance)? RMP*Comp follows the procedures set out in the OCA Guidance . This means that for some scenarios, the…

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  • Change of owner and RMP facility ID number

    If a facility is sold to a new owner, does it keep its' original RMP Facility ID number? Yes. The facility will keep the ID number assigned by EPA.

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  • Facility ID number and re-registering a facility

    If a facility deregisters, then reregisters, should the facility use the original RMP Facility ID or will it be assigned a new ID? The facility should use the original ID assigned by EPA.

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  • Resubmission of RMP for a facility that previously deregistered

    A covered facility deregisters its RMP because it no longer has more than a threshold quantity of a regulated substance in a covered process. If the facility becomes subject to the CAA §112(r) risk management program regulations at a later date and submits a new RMP, should the facility submit…

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  • RMP Records Maintained Onsite

    Pursuant to 40 CFR Part 68, Subpart G, the owner or operator of a stationary source subject to the risk management program regulations in Part 68 must develop and submit a risk management plan (RMP). Does the owner or operator have to maintain a written copy of the RMP on…

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  • Change of Ownership

    If a facility that is subject to the risk management program regulations in 40 CFR Part 68 is sold to another owner, is the facility required to make a correction or a full update of its risk management plan (RMP)? If there are no changes in the covered operations at…

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  • What is the status of the sampling data from Leslie Run and Sulphur Run?

    Sediment sampling in Leslie and Sulphur Run is complete. The data generated by this work are being evaluated and compared to human health and ecological risk threshold criteria. That will lead to a determination about whether additional actions will be required and what those actions should be.

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  • RMP*eSubmit preparer access

    How does a new Preparer get access to a Risk Management Plan (RMP) via RMP*eSubmit? First, the person must register with CDX. To register with CDX, go to https://cdx.epa.gov/ and complete the registration process for a Risk Management Plan “Preparer”. Once set up as a “Preparer”, the Certifying Official needs…

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  • Five-year Anniversary Due Date and Time

    Pursuant to the risk management program regulations in 40 CFR §68.190, the owner or operator of a stationary source shall revise and update the RMP at least once every five years from the date of initial submission. At what time on the 5-year anniversary date is the RMP due? The…

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  • Required Contractor Contact Information

    A facility that uses a contractor to prepare its RMP must include in the registration section the name, mailing address, and telephone number of the contractor who prepared the RMP (40 CFR §68.160(b)(14)). When a contractor only prepares a portion of an RMP on behalf of a facility, does the…

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