Be it enacted by the Senate and House of Representatives in General Court assembled, and by the authority of the same, as follows:

SECTION 1. Chapter 383 of the acts of 1991 is hereby amended by striking out section 1 and inserting in place thereof the following section:-

Section 1. The following described lines shall hereafter comprise certain portions of the boundary line between the town of Groton and the town of Pepperell:

Beginning at a witness mark (WM1), for the corner GP1 at the center of the Nashua River; a stone bound engraved with the letter "G" and the letter "P" on opposing faces, a distance of about 87 feet easterly of the center of the Nashua River, said witness mark having coordinates X = 635440.6773 feet, Y = 3063644.7752;

Thence along the existing boundary line between Groton and Pepperell N 73<=-31'-26" E a distance of 2082.98 feet to a point on the town line at Longley Road/Groton Street, marked by a stone bound engraved with the letter "G" and "P 1857" on opposing faces, having coordinates X = 637438.1201, Y = 3064235.5437;

Thence continuing N 73<=-31'-26" E a distance of 4066.51 feet to the corner GP(a) marked by a stone bound engraved with the letter "G" and the letter "P" on opposing faces, having coordinates X = 641337.6453, Y = 3065388.8765;

Thence S 23<=-13'-40" W a distance of 330.03 feet to the corner GP(b) marked by a stone bound engraved with the letter "G" and the letter "P" on opposing faces, having coordinates X = 641207.4873, Y = 3065085.6021;

Thence N 70<=-13'-41" E a distance of 1211.56 feet to the corner GP(c) marked by a stone bound engraved with the letter "G" and the letter "P" on opposing faces, having coordinates X = 642347.6226, Y = 3065495.4432;

Thence N 68<=-50'-38" W a distance of 301.77 feet to the corner GP(d) marked by a stone bound engraved with the letter "G" and the letter "P" on opposing faces having coordinates X = 642066.1947, Y = 3065604.3540;

Thence along the existing boundary line between Groton and Pepperell N 73<=-31'-26" E a distance of 3213.31 feet to a stone bound engraved with the letter "G" and the letter "P" on opposing faces, having coordinates X = 645147.5600, Y = 3066515.7059; located at Yvonne Drive, a public way within the Town of Pepperell;

Thence continuing N 73<=-31'-26" E a distance of 1075.87 feet to the Dunstable-Groton-Pepperell town corner marked by a stone bound having the letter "D", the letter "G", and the letter "P" engraved on adjacent faces, having coordinates X = 646179.2520, Y = 3066820.8416.

Coordinates used in this act are based on the Massachusetts Coordinate System, North American Datum of 1983, Mainland Zone as described in section 8 to 13, inclusive, of chapter 97 of the General Laws.

SECTION 2. This act shall take effect upon its passage.