pH1y = 0pH ≤ 1 2y = -0,0375x^5 + 0,5379x^4 - 1,8352x^3 + 0,1667x^2 + 7,8273x - 6,7143pH ≤ 7 3y = -4x + 116pH ≤ 8 4y = -0.463x^3+19,155^2-263,07x+1200,4pH ≤ 13 pH (wilayah gambut)1y = -0,0375(x+2,79)^5+0,5379(x+2,79)^4-1,8352(x+2,79)^3+0,1667(x+2,79)^2+7,8273(x+2,79)-9,5327pH ≤ 4,21 2y = 1,4337x+77,9642pH ≤ 7 3y = -4x+116pH ≤ 8 4y = -0,463x^3+19,155x^2-263,07x+1200,4pH ≤ 13 BOD1y = -0,25X^3+4,0952X^2-26,726X+118,14BOD ≤ 7 2y = 6E-05x^4-0,0067x^3+0,3286x^2-8,3016x+90,378BOD ≤ 32 COD1y = 0,0204x^2-1,4479x+99,614COD ≤ 20 2y = -2,9803x+138,43COD ≤ 25 3y = -0,9054x+86,555COD ≤ 50 4y = -0,0055x^2+0,2907x+40,428COD ≤ 100 5y = 0,0088x^2-2,4487x+171,57COD ≤ 150 TSS1y = -0,06x+90TSS ≤ 50 2y = 87TSS ≤ 60 3y = -4E-16x^2-0,1x+93TSS ≤ 100 4y = -0,08x+91TSS ≤ 150 5y = -3E-05x^2-0,1145x+96,81TSS ≤ 450 6y = -0,18x+121TSS ≤ 500 7y = -11x+5531TSS ≤ 501 8y = 20TSS ≤ 2000 DO1y = -0,6574x^2+10,157x+7E-15DO ≤ 2 2y = -0,023x^3-0,9933x^2+26,124x-30,173DO ≤ 7 3y = 1,2438x+87,,428DO ≤ 8,5 4y = 98DO ≤ 9 5y = 8,0809x^3-227,43x^2+2101,2x-6300,1DO ≤ 11 NO3-N1y = -x+97NO3 ≤ 1 2y = 0,6989x^2-12,05x+107,32NO3 ≤ 6 3y = 0,0714x^2-3,4111x+78,091NO3 ≤ 15 4y = -1E-16x^3+0,0071x^2-1,3929x+62,214NO3 ≤ 40 5y = 4E-16x^2-0,8x+50NO3 ≤ 50 6y = 0,02x^2-2,5x+85NO3 ≤ 60 7y = 0,0029x^2-0,5571x+30,114NO3 ≤ 100 8y = -2x+203NO3 ≤ 101 9y = 1NO3 ≤ 200 TP1y = -80x+100TP ≤ 1 2y = 246,13x^3-304,86x^2+30,477x+91,909TP ≤ 0,8 3y = 0,0924x^6-1,8787x^5+15,365x^4-64,708x^3+148,85x^2-184,6x+126,81TP ≤ 5 4y = -0,0463x^3+1,4524x^2-14,882x+56,921TP ≤ 10 5y = 2,5x^2-57,5x+332TP ≤ 12 Fecal coli1y = -0,004x^3+0,2471x^2-5,2535x+102,14FC ≤ 30 2y = 3E-09x^4-4E-06x^3+0,0019x^2-0,3953x+67,962FC ≤ 500 3y = -0,014x+36FC ≤ 1000 4y = -0,002x+24FC ≤ 5000 5y = -0,0008x + 18FC ≤ 10000 6y = -0,002x+12FC ≤ 20000 7y = 5E-23x^2-0,0001x+10FC ≤ 40000 8y = 6FC ≤ 50000