(d) The secretary may enter into agreements and contracts and to expend the moneys in the fund for the following purposes:
- (1) Responding to aboveground storage tank releases when, based on readily available information, the secretary determines that immediate action is necessary to prevent or mitigate significant risk of harm to human health, safety, water resources or the environment from contamination caused by a release of fluid from aboveground storage tanks in situations for which no federal funds are immediately available for the response, cleanup or containment: Provided, That the secretary shall apply for and diligently pursue all available federal funds at the earliest possible time;
- (2) Reimbursing any nonresponsible parties for reasonable cleanup costs incurred with the authorization of the secretary in responding to an aboveground storage tank release; or
- (3) Reimbursing any nonresponsible parties for reasonable costs incurred with the authorization of the secretary responding to perceived, potential or threatened releases from aboveground storage tanks.