Main drainage and sewage disposal works proposed for New York City : reports of experts and data relating to the harbor / Report of the Metropolitan sewerage commission of New York ... April 30, 1914.

  • New York (N.Y.). Metropolitan Sewerage Commission
Date:
[1914]
Catalogue details

Licence: Public Domain Mark

Credit: Main drainage and sewage disposal works proposed for New York City : reports of experts and data relating to the harbor / Report of the Metropolitan sewerage commission of New York ... April 30, 1914. Source: Wellcome Collection.

    797/806 (page 757)
    TABLE CLXIV—Continued 5—NARROWS, BETWEEN FORTS LAFAYETTE AND WADSWORTH—Continued Sample No. 112 112a o2k 321A 331 331A 341 3414 342 342A 343 343A 344 3444 385 385A 387 887A 400 400a 402 4024 424 424A 426 426A 439 4394 441 441A Date 1912 July 24 1913 Jan. 9 Jan. 9 Feb. 18 Feb. 18 Feb. 18 Feb. 18 May 29 May 29 May 29 May 29 June 11 June 11 June 11 June 11 Nitrate 0.078 0.058 —0.020 0.208 0.166 —0.042 0.160 0.240 +0.080 0.122 0.108 —0.014 0.192 0.176 —0.016 0.194 0.126 —0.068 0.182 0.186 +0.004 0.081 0.042 —0.039 0.030 0.054 +0.024 0.060 0.042 —0.018 0.000 0.054 +0.054 0.090 0.138 —0.048 0.086 0.058 —0.028 0.084 0.036 —0.048 0.090 0.046 Oxygen Parts per Million Feet : Temp. aoe below a t SEG water C. C. |Per cent. Ammonia , surface Deg. C. per satura- Nitrit litre tion Albu- ive ae minoid ig 1.55 60 Flood Before vAlzal 4.00 73 0.148 0.400 | 0.052 155 60 Flood After 23.9 2.60 50 0.096 0.520 | 0.072 Difference]........ —1.40 —23 —0.052 |+0.120 |+0.020 A.M. 9.06 1 Flood Before 3.9 6.80 82 0.144 0.144 | 0.012 9.06 ft Flood After 26.7 5.10 96 0.100 | 0.204} 0.024 Difference]........ —1.70 |} +14 —0.044 |+0.060 |+0.012 Paice 1.30 1 Ebb Before 368 6.10 71 0.148 0.148 0.020 1.30 1 Ebb After AGT 5.10 96 0.076 | 0.172 | 0.020 Difterence|>... +... —1.00 +25 —0.072 |+0.024 0.000 Noon 12.00 1 Ebb Before i er6 6.00 69 0.140 | 0.228 | 0.028 12.00 1 Ebb After 21.1 3.80 68 0.112 | 0.256 | 0.032 Differenctel.. 3... . —2.20 —1 —0.028 |+0.028 |+0.004 P.M. : 12.05 60 Ebb Before ei 6.10 70 0.124 | 0.172 | 0.028 esos 60 Ebb After AVE 4.00 72 0.108 | 0.268 | 0.034 Difference]........ —2.10 +2 +0.016 |+0.096 |+0.006 51 aS 1 Flood Before 17. 6.60 76 0.108 | 0.196 | 0.026 5h Os 1 Flood After 21.1 4.80 86 0.104 | 0.236 | 0.024 Difference]........ —1.80 +10 —0.004 |/+0.040 |—0.002 3.30 60 Flood Before 17. 6.70 78 0.164 | 0.212 | 0.028 3.30 60 Flood After 21.1 4.80 87 0.116 | 0.236] 0.024 Difference]........ —1.90 +9 —0.048 |+0.024 |—0.004 A.M. 10.05 1 Ebb Before 15.6 4.40 68 0.172 | 0.340 | 0.029 10.05 1 Ebb After 21.6 Ded 40 0.116 | 0.324] 0.038 Difference]........ —1.83 —28 —0.056 |—0.016 |+0.009 10.30 60 Ebb Before 14.4 5.60 91 Q51245).02216) |) .02020 10.30 60 Ebb After 21.6 4.41 79 0.092 | 0.220! 0.026 Difference|........ —1.19 —12 —0.032 |+0.004 |+0.006 P.M. 4.45 11 Flood Before 15.0 5.20 84 0.100 | 0.236} 0.020 4.45 11 Flood After 21.6 4.30 6 0.116 | 0.324] 0.038 Difference]........ —0.90 —7 +0.016 |+0.088 |+0.018 5.10 60 Flood Before 14.4 5.90 94 0.080.170.2125) 0.040 5.10 60 Flood After 21.6 3.81 71 0.092 0.220 | 0.226 Difference|........ —2.09 —23 +0.012 }+0.008 |+0.014 12.05 1 Flood Before 18.5 4.11 70 0.176 | 0.268 | 0.0380 12.05 1 Flood After 18.4 2.79 47 0.088 02232515 02032 Difference]........ —1.34 —23 —0.088 |—0.036 |+0.002 12.15 60 Flood Before 16.8 4.15 67 0.144] 0.208 | 0.024 12.115 60 Flood After 16.7 3.03 50 0.092 | 0.320 | 0.032 Difference}]........ —1.12- —17 —0.052 |+0.112 |+0.008 4.20 1 Ebb Before 18.0 5.66 96 - 0.1382 | 0.228 |} 0.026 4.20 1 Ebb After L7c8 aao0 had 0.072 0.284 | 0.024 Difference]........ —2.30 —19 —0.060 |+0.056 |—0.002 oe 4.35 60 Ebb Before 16.7 6.07 102 0.108 | 0.188 | 0.020 ANB35 60 Ebb After 16.9 2} OR 54 0.064 |} 0.280] 0.044 Difference]........ —2.84 —48 +0.044 }+0.092 |+0.024 —0.044