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S OUND S TANDARD S <br />MnPCA and ROSEVILLE <br />DEFINITIONS: <br />Nighttime: <br />Daytime: <br />10:00 pm-7:00 am <br />7:00 am — 10:00 pm <br />Noise Standard: Above the L10 and L50 and <br />above decibel level standard <br />Noise Nuisance: Less than L10 and L50 but above <br />L10 Daytime: <br />decibel level standard <br />65 dbl(A) continuous noise <br />exceeds limits 10% of time <br />L10 Nighttime: 55 dbl(A) continuous noise <br />exceeds limits 10% of time <br />L50 Daytime: <br />60 db(A) continuous noise <br />exceeds limits 50% of time <br />L50 Nighttime: 50 db(A) continuous noise <br />exceeds limits 50% of time <br />Example: <br />L10 daytime on Glueck Lane= 9 dba (73 dbl) over MnPCA <br />standards <br />L50 daytime on Glueck Lane= 12 dba (72db1) over MnPCA <br />standards <br />Page 1 of 3 <br />