| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| joyofsoy | "The quote is suspect. Unless the mine has been lined with clay or with plastic, internal drainage implies that the storm water and the wastewater p..." | Read more » | over 4 years ago | |||
| joyofsoy | "My response in the thread: From this article, I learned: As of January 2019, the quarry was producing gravel, limestone, and sand. Fracking was me..." | Read more » | over 4 years ago | |||
| joyofsoy | "This is likely a contracted blasting service where the blasting company drills a "grid" of 5.5-6.5" bore holes (comparable to well water casings) ~..." | Read more » | over 4 years ago | |||
| joyofsoy | "Many companies do "bore" holes before they start mining. One requirement in the state of WI is that those bore holes be sealed so that contaminants..." | Read more » | over 4 years ago | |||
| joyofsoy | "My limited understanding: looking for “veins” is done with a digger not by blasting. One seeks sand close to the surface where it’s easier to dig...." | Read more » | over 4 years ago | |||
| joyofsoy | "Just an update: I shared this question with our Midwest mailing list and received some very helpful responses, which is included in the thread below. " | Read more » | over 4 years ago | |||
| joyofsoy | "I'd usually agree with you @liz, but I found some more research on the site, and in this case there's a mix of limestone, quartz, and other materia..." | Read more » | over 4 years ago |