Document K6eX8jXNJy12ba2ewKkkD9qN0

elo, -- bial vig cisugen 1 Ermira ce: H.'So Pa~klnsonH. J. Wessel - Bo P~ojeet No. a, AuEust 16, 1966 TO: D.R. ~U~ - ENGINEER!NG - 21-~W ~RPM: J. T. ~- WATER AND SANITARY ENG. - ~2-2W BEEreFrE p fRo pr Hmr pt ~o~m~as/on 3M a~eed to build a new activated sludEe waste t~ea%ment plant a ~d~e of ~st, 1966. An ~ ~198) of $W50,000 was approved for EHERER RSNE D SREE project ~ April, 1956. ~ese n~ ~ea~enZ facilities w~ ~ After Z-a~3ting with the officials of the Mississippi ~iver Sumvey Project SET Le Iti tp ie, of the ~ederal Water Pollution Control A&~imist~a~on, we bel~e~e our new re~en~ facilities ~0 be constructed will meet the wa~er qua]dry criteria EEE i =TE . pe request 3M provide additional %-~eatment in the near future on the 5asis The Minnesota State Water Pollution Control o,waission appEoved the plains an~ specifications for OL~ new activate4 sludse pl8nT du~n The last BE a FR I id meetinE on July 28, 1966. A constr~ct~on per~dt and an "open end" operation pern~t for our Chemclits waste wate~ treatment facil~t~es were Erde eran ae also issued. This "open end" operation pex~L~t will allow ~M to operate T ERe HAEE R EEr L these facilities without renewal evemy yeaP as we have done ~u~inE the past yea~s. We recommend that we should p~oceed with the const1~c%ion of the new facilities in August as we are requ~ed and shall deal with the possible future new requirements as they ~ewelop. The 9ropose~ new facility at Chemolite ~s desiEned in such a marker tha~ addlt~onal a L Subject to roecive Order In Palmerv. 3, No. 2.043300 MMaaddee AAvvaaiillaabbllee bbyy 33MM ffoorr IInnssppeeccttiioonn aanndd CCooppyyiinngg aass CCoonfnificdeenntitiaall Subject to Protective Order In Palmer v. 3M, No. C2-04-~309 IInnffoorrmmaatitioonn:: 11005522..0001 Exhibit 1052 33MMAA0000445566443311