Concentration | Sampling site | Łódź Agglomeration | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Element | Unit | H1 | H2 | H3 | E1 | E2 | E3 | C1 | C2 | C3 | max–min (average) |
Ag | ppm | 0.38 | 1.77 | 0.76 | 0.48 | 0.62 | 0.28 | nd | nd | nd | <1–198 (<1) |
Al | % | 0.02 | 0.06 | 0.01 | 0.02 | 0.02 | 0.01 | 0.01 | 0.01 | 0.01 | <0.01–3.74 (0.21) |
As | ppm | 0.66 | 2.16 | 1.84 | 0.77 | 1.06 | 0.61 | <0.1 | <0.1 | <0.1 | <5–906 (<5) |
Ba | ppm | 10.08 | 40.2 | 8.02 | 12.96 | 12.44 | 5.98 | 5.92 | 7.95 | 7.27 | 3–484 (42) |
Bi | ppm | 200 | 640 | 76 | 280 | 300 | 66 | 0.1 | <0.1 | 0.07 | nd |
Pb | ppm | 9.6 | 40 | 5.68 | 11.4 | 13.26 | 4.72 | 2.93 | 2.12 | 3.88 | <5–10 200 (15) |
Br | ppm | 56 | 58 | 54 | 66 | 44 | 66 | <0.1 | <0.1 | <0.1 | nd |
Cd | ppm | 1.45 | 1.09 | 0.64 | 0.69 | 1.14 | 1.19 | 0.3 | 0.27 | 0.42 | <0.5–59.6 (0.6) |
Ca | % | 0.1 | 0.61 | 0.05 | 0.1 | 0.1 | 0.06 | 0.04 | 0.04 | 0.04 | 0.02–16.90 (0.42) |
Cr | ppm | 27.6 | 69.6 | 47.4 | 32 | 42.8 | 36 | 19.56 | 18.7 | 20.2 | <1–977 (5) |
Co | ppm | 0.66 | 0.68 | 0.46 | 0.66 | 0.72 | 0.37 | 0.45 | 0.29 | 0.27 | <1–46 (2) |
Fe | % | 0.08 | 0.22 | 0.09 | 0.06 | 0.08 | 0.06 | 0.03 | 0.07 | 0.03 | 0.03–11.80 (0.45) |
K | ppm | 29 | 32.4 | 23 | 33.2 | 28.8 | 18.84 | 12.51 | 9.91 | 12.3 | nd |
Cu | ppm | 10.42 | 38.6 | 11.12 | 14.58 | 18.68 | 8.66 | 5.69 | 4.62 | 6.85 | <1–1720 (9) |
Mg | % | 0.01 | 0.02 | <0.01 | 0.01 | 0.01 | <0.01 | <0.01 | <0.01 | <0.01 | <0.01–0.92 (0.06) |
Mn | ppm | 23.2 | 40.8 | 4.84 | 11.02 | 7.2 | 6.58 | 4.73 | 69.64 | 5.58 | 4–2 896 (129) |
Mo | ppm | <0.1 | 0.12 | 0.3 | 0.3 | 0.23 | 0.12 | 0.03 | <0.1 | 0 | nd |
Na | ppm | 33.4 | 48.4 | 33.6 | 62.2 | 36.2 | 26.2 | 16.13 | 16.99 | 13.29 | nd |
Ni | ppm | 1.4 | 2.5 | 1.83 | 1.63 | 2.06 | 0.68 | 0.96 | 0.6 | 0.55 | <1–345 (4) |
Hg | ppm | 0.25 | 0.74 | 0.39 | 0.4 | 0.45 | 0.26 | nd | nd | nd | <0.05–20.50 (0.06) |
Sr | ppm | 2.92 | 14.78 | 3.84 | 2.9 | 2.72 | 1.36 | 1.29 | 2.78 | 1.58 | <1–269 (13) |
Ti | ppm | 6.56 | 13.18 | 3.36 | 6.26 | 6.98 | 3 | 1.88 | 1.3 | 2.67 | 4–528 (30) |
V | ppm | 0.9 | 2.24 | 0.9 | 0.95 | 1.07 | 0.75 | 0.32 | 0.06 | 0.41 | <1–77 (5) |
W | ppm | <0.1 | <0.1 | <0.1 | <0.1 | <0.1 | <0.1 | <0.1 | <0.1 | <0.1 | nd |
Zn | ppm | 58.4 | 460 | 89 | 89.8 | 132.2 | 50.2 | 39.98 | 34.08 | 48.57 | 4–84 900 (64) |
Sn | ppm | 1.37 | 6.32 | 0.8 | 1.65 | 1.51 | 0.54 | <0.1 | <0.1 | <0.1 | nd |
Well no./ No. According to the Central Hydrogeological Database | Aquifer and its screened part | Exploitable / actual discharge rate | Depression size |
---|---|---|---|
[m3 · d−1] | [m] | ||
A1 / 6270670 | Cr3−1 (upper part) | 3871.2 / 3360.0 | 20.1 |
A2 / 6270689 | Cr3−1, Cr3−2 (upper and central part) | 3508.8 / 3120.0 | 21.4 |
A3 / 6270681 | Cr3−1, Cr3−2 (upper and central part) | 2805.6 / 2520.0 | 20.7 |
Parameter | Units | River water | Water from alluvium | Groundwater | Drinking water |
|||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Hr | Er | H1 | H2 | H3 | C1 | C2 | C3 | E1 | E2 | E3 | Q | Ng | Cr3 | |||
EC | mikroS/cm | 1229 | 1307 | 479 | 469 | 727 | 681 | 737 | 567 | 745 | 875 | 1070 | 649 | 676 | 376 | 2500 |
TDS | mg/ dm3 | 836.6 | 898.9 | 332.7 | 351.17 | 604.7 | 498.5 | 548.9 | 412.3 | 548.8 | 740.9 | 651.2 | 503.3 | 524.7 | 309.8 | |
Water type | HCO3-Cl-Ca-Na | Cl-HCO3-Na-Ca | HCO3-Cl-SO4-Ca | HCO3-Ca | HCO3-SO4-Ca | SO4-HCO3-Ca | HCO3-Ca | HCO3-SO4-Ca | HCO3-Cl-Ca | HCO3-Ca-Na | HCO3-Ca | HCO3-SO4-Ca | HCO3-Ca-Na | HCO3-Ca | ||
pH | 7.3 | 6.46 | 6.5 | 7 | 6.89 | 6.73 | 7.13 | 6.59 | 6.93 | 6.71 | 7.11 | 7.32 | 7.2 | 7.45 | 6.5-9.5 | |
Temp. | st.C | 15.1 | 16.1 | 15.2 | 15.6 | 15.8 | 16.5 | 16.9 | 16.4 | 15.4 | 15.4 | 16.3 | 15.4 | 11.3 | 11.5 | |
Eh | mV | 132 | −28 | −50.1 | −116 | −66.8 | −7.8 | −84 | −58.6 | −63 | −56.5 | −55 | 125 | −53.5 | −66.7 | |
O2 | mg/ dm3 | 3.13 | 4.04 | 1.6 | 0.72 | 1.45 | 1.71 | 1.93 | 1.28 | 1.85 | 1.34 | 1.54 | 1.44 | 0.09 | 0.09 | |
SO42- | mg/ dm3 | 105 | 115 | 55 | 40 | 125 | 155 | 50 | 100 | 75 | 90 | 60 | 100 | 19 | 8 | 250 |
Cl- | mg/ dm3 | 152.93 | 192.85 | 51.69 | 16.59 | 13.83 | 24.96 | 33.25 | 24.74 | 60.97 | 51.33 | 101.39 | 24.04 | 40.63 | 5.25 | 250 |
NO3− | mg/ dm3 | 21.83 | 26.54 | 7.7 | 8.56 | 4.28 | 22.68 | 8.13 | 4.28 | 5.14 | 3.85 | 3.42 | 5.99 | 3.42 | 3.85 | 50 |
NH4+ | mg/ dm3 | 2.02 | 2.24 | 2.07 | 0.97 | 0.45 | 0.15 | 2.6 | 1.83 | 0.5 | 2.2 | 3.84 | 0.01 | 0.86 | 0.36 | 0.5 |
PO43- | mg/ dm3 | 2.9 | 2.75 | 0.08 | 0.48 | 0.1 | 0.12 | 5.6 | 0.52 | 0.33 | 0.06 | 0.88 | 0.08 | 0.06 | 0.08 | |
Al | mg/ dm3 | 0.009 | 0.051 | <0,05 | 0.074 | <0,05 | 0.022 | 0.002 | 0.029 | 0.003 | 0.069 | 0.079 | <0,05 | <0.001 | <0,05 | 0.2 |
As | mg/ dm3 | <0.001 | <0,003 | 0.026 | 0.006 | 0.003 | <0.001 | <0.001 | <0.001 | 0.015 | <0,003 | <0,003 | <0,003 | <0.001 | <0,003 | 0.01 |
Ba | mg/ dm3 | 0.05 | 0.06 | 0.05 | 0.09 | 0.24 | 0.12 | 0.05 | 0.14 | 0.03 | 0.24 | 0.12 | 0.04 | 0.16 | 0.06 | |
Be | mg/ dm3 | nd | <0.005 | <0.005 | <0.005 | <0.005 | nd | nd | nd | nd | <0.005 | <0.005 | <0.005 | nd | <0.005 | |
Bi | mg/ dm3 | <0.005 | 0.09 | <0.005 | 0.1 | 0.07 | <0.005 | <0.005 | <0.005 | <0.005 | <0.005 | 0.04 | 0.06 | <0.005 | <0.005 | |
Pb | mg/ dm3 | <0.001 | 0.003 | 0.002 | 0.006 | 0.002 | <0.001 | <0.001 | <0.001 | 0.013 | 0.003 | 0.004 | 0.002 | <0.001 | 0.002 | 0.01 |
Br | mg/ dm3 | nd | <1 | <1 | <1 | <1 | nd | nd | nd | nd | <1 | <1 | <1 | nd | <1 | |
Cd | mg/dm3 | 0.0080 | 0.0008 | 0.0017 | 0.0028 | 0.0069 | 0.0013 | 0.0009 | 0.0011 | 0.0175 | 0.0016 | 0.0012 | 0.0024 | 0.0005 | 0.0008 | 0.005 |
Ca | mg/ dm3 | 104.57 | 101 | 56.7 | 70.3 | 133 | 102.44 | 99.35 | 83.01 | 95.23 | 123 | 122 | 100 | 75.29 | 62.2 | |
Cr | mg/ dm3 | 0.005 | <0.005 | <0.005 | 0.01 | <0.005 | 0.005 | 0.005 | 0.007 | 0.006 | <0.005 | 0.005 | <0.005 | 0.002 | <0.005 | 0.05 |
Co | mg/ dm3 | <0.005 | <0.005 | <0.005 | <0.005 | <0.005 | <0.005 | <0.005 | <0.005 | <0.005 | <0.005 | <0.005 | <0.005 | <0.005 | <0.005 | |
Fe | mg/ dm3 | 0.04 | 0.36 | 3.34 | 5.26 | 4.17 | 1.39 | 3.19 | 4.54 | 0.1 | 0.75 | 5.14 | <0.02 | 0.67 | 0.64 | 0.2 |
K | mg/ dm3 | 14.43 | 17.6 | 4.75 | 2.48 | 9.34 | 7.16 | 3.94 | 3.39 | 3.76 | 13.1 | 3.07 | 1.32 | 4.16 | 2.52 | |
Cu | mg/ dm3 | 0.001 | <0.005 | <0.005 | 0.005 | <0.005 | <0.001 | <0.001 | <0.001 | <0.001 | <0.005 | <0.005 | <0.005 | <0.001 | <0.005 | 2 |
Mg | mg/ dm3 | 10.64 | 10.5 | 5.3 | 5.43 | 14.3 | 9.18 | 12.76 | 8.83 | 7.9 | 12 | 11.7 | 11.9 | 7.98 | 6.24 | 7-125 |
Mn | mg/ dm3 | 0.113 | 0.122 | 0.361 | 0.51 | 0.296 | 0.32 | 0.384 | 0.542 | 0.002 | 0.257 | 0.749 | 0.088 | 0.042 | 0.036 | 0.05 |
Mo | mg/ dm3 | <0.001 | <0.005 | <0.005 | <0.005 | <0.005 | <0.001 | <0.001 | <0.001 | 0.01 | <0.005 | <0.005 | <0.005 | <0.001 | <0.005 | |
Na | mg/ dm3 | 119.29 | 125 | 16 | 7.76 | 23.2 | 15.23 | 26.2 | 15.62 | 28.76 | 72.9 | 9.52 | 12.1 | 48.37 | 4.94 | 200 |
Ni | mg/ dm3 | 0.009 | 0.014 | 0.006 | <0.005 | <0.005 | 0.006 | 0.001 | 0.005 | 0.007 | 0.006 | <0.005 | <0.005 | <0.001 | <0.005 | 0.02 |
Hg | mg/ dm3 | nd | 0.0017 | 0.0004 | 0.0039 | 0.0004 | nd | nd | nd | nd | 0.0003 | 0.0002 | 0.0013 | nd | 0.0001 | 0.001 |
Ag | mg/ dm3 | nd | <0.005 | <0.005 | <0.005 | <0.005 | nd | nd | nd | nd | <0.005 | <0.005 | <0.005 | nd | <0.005 | 0.01 |
Si | mg/ dm3 | 4.7 | 7.76 | 7.46 | 7.38 | 5.15 | 3.43 | 6.16 | 6.89 | 3.39 | 8.52 | 6.11 | 4.51 | 8.14 | 12.6 | |
Sr | mg/ dm3 | 0.33 | 0.4 | 0.22 | 0.18 | 0.43 | 0.36 | 0.67 | 0.37 | 0.17 | 1.19 | 0.33 | 0.18 | 2.02 | 1.38 | |
Ti | mg/ dm3 | <0.001 | <0.005 | <0.005 | <0.005 | <0.005 | <0.001 | <0.001 | <0.001 | <0.001 | <0.005 | <0.005 | <0.005 | <0.001 | <0.005 | |
V | mg/ dm3 | 0.05 | <0.004 | <0.004 | <0.004 | <0.004 | 0.04 | 0.05 | 0.04 | 0.04 | <0.004 | <0.004 | <0.004 | 0.03 | <0.004 | |
W | mg/ dm3 | <0.001 | <0.005 | <0.005 | <0.005 | <0.005 | <0.001 | <0.001 | <0.001 | 0.02 | <0.005 | <0.005 | <0.005 | <0.001 | <0.005 | |
Zn | mg/ dm3 | 0.06 | 0.09 | 0.06 | 0.06 | 0.06 | 0.08 | 0.05 | 0.03 | 0.02 | 0.05 | 0.06 | 0.09 | <0.001 | 0.02 | |
Sn | mg/ dm3 | <0.001 | <0.005 | <0.005 | <0.005 | <0.005 | <0.001 | <0.001 | <0.001 | <0.001 | <0.005 | <0.005 | <0.005 | <0.001 | <0.005 |
Pumping and observation wells | Well name | Well depth | Aquifer stratigraphy | Aquifer lithology | Piezometric water table | Water table |
---|---|---|---|---|---|---|
[m] | [m b.g.l.] | |||||
C | C pumping well | 30 | Cr3 | limestones | −1.50 | 13.50 |
P-1 observation well | nd | Q | nd | 0.59 | 0.59 | |
1 observation well | 14 | Q | sands and gravels | 0.90 | 0.90 | |
P-2 observation well | nd | Q | nd | 0.95 | 0.95 | |
E | E pumping well | 35 | Cr3 | limestones | 0.86 | 0.86 |
P-5 observation well | 17 | Q | sands of different granulation | 1.46 | 1.46 | |
P-6 observation well | 18 | Q | sands of different granulation | 0.91 | 0.91 | |
P-7 observation well | 18 | Q | sands of different granulation | 2.30 | 2.30 | |
H | H pumping well | 70 | Cr3 | limestones | −4.00 | 53.50 |
P-10 observation well | 22 | Q | sands and gravels | 0.40 | 0.40 | |
P-11 observation well | 12 | Q | sands and gravels | 1.00 | 1.00 | |
P-15 observation well | 18 | Q | sands and gravels | 1.80 | 1.80 |
Speciation | River water |
Water from alluvium |
Quaternary aquifer (ZP2 well) | Upper Cretaceous (A2 well) | Speciation | River water |
Water from alluvium |
Quaternary aquifer (ZP2 well) | Upper Cretaceous (A2 well) | |
---|---|---|---|---|---|---|---|---|---|---|
Carbon | Magnesium | |||||||||
HCO3− | 71.4 | 70.1 | 87.1 | 89.6 | Mg2+ | 92.9 | 91.5 | 91.8 | 97.0 | |
CO2(aq) | 26.5 | 27.5 | 10.3 | 8.5 | MgSO4 | 4.9 | 5.6 | 5.8 | 0.6 | |
CaHCO3+ | 1.7 | 1.6 | 2.0 | 1.5 | MgHCO3+ | 2.0 | 2.1 | 2.3 | 2.3 | |
MgHCO3+ | 0.2 | 0.2 | 0.3 | 0.2 | MgCl+ | 0.1 | 0.5 | 0.1 | 0.0 | |
NaHCO3 | 0.1 | 0.5 | 0.1 | 0.0 | MgHPO4 | 0.1 | 0.2 | 0.0 | 0.0 | |
CaCO3 | 0.0 | 0.1 | 0.1 | 0.1 | MgCO3 | 0.0 | 0.1 | 0.1 | 0.1 | |
CO32- | 0.0 | 0.0 | 0.1 | 0.1 | Bismuth | |||||
Chlorides | Bi(OH)3(aq) | 94.5 | 93.3 | 98.3 | 98.7 | |||||
Cl- | 99.1 | 99.1 | 99.1 | 99.2 | Bi(OH)2+ | 5.5 | 6.7 | 1.7 | 1.3 | |
CaCl+ | 0.9 | 0.9 | 0.9 | 0.7 | Cadmium | |||||
Sulfur | Cd2+ | 83.1 | 70.2 | 82.5 | 89.6 | |||||
SO42- | 81.1 | 81.8 | 80.7 | 84.8 | CdCl+ | 5.7 | 18.4 | 3.3 | 0.9 | |
CaSO4 | 16.3 | 14.6 | 16.4 | 13.3 | CdSO4(aq) | 5.2 | 4.9 | 6.2 | 0.7 | |
MgSO4 | 2.2 | 2.1 | 2.7 | 1.8 | CdHCO3+ | 4.1 | 3.6 | 4.7 | 4.6 | |
NaSO4− | 0.3 | 1.3 | 0.1 | 0.1 | CdCO3(aq) | 1.1 | 1.4 | 3.1 | 4.1 | |
KSO4− | 0.1 | 0.1 | 0.0 | 0.0 | CdHPO4(aq) | 0.6 | 1.1 | 0.1 | 0.1 | |
NH4SO4− | 0.0 | 0.1 | 0.0 | 0.0 | Cd(SO4)22- | 0.1 | 0.1 | 0.1 | 0.0 | |
Sodium | CdCl2(aq) | 0.0 | 0.3 | 0.0 | 0.0 | |||||
Na+ | 99.4 | 99.3 | 99.3 | 99.5 | CdNO3+ | 0.0 | 0.1 | 0.0 | 0.0 | |
NaHCO3 | 0.4 | 0.4 | 0.5 | 0.5 | Copper | |||||
NaSO4− | 0.2 | 0.3 | 0.3 | 0.0 | Cu2+ | 68.0 | 64.8 | 44.9 | 46.2 | |
Potassium | CuOH+ | 30.7 | 32.1 | 55.0 | 53.5 | |||||
K+ | 99.7 | 99.6 | 99.6 | 100.0 | CuHPO4 | 1.0 | 2.6 | 0.1 | 0.1 | |
KSO4− | 0.3 | 0.4 | 0.4 | 0.0 | CuNH32+ | 0.2 | 0.3 | 0.0 | 0.1 | |
Calcium | CuCl+ | 0.0 | 0.1 | 0.0 | 0.0 | |||||
Ca2+ | 90.6 | 88.3 | 89.3 | 95.5 | Chrome | |||||
CaSO4 | 5.8 | 6.5 | 6.9 | 0.7 | CrO42- | 73.0 | 72.7 | 89.6 | 91.5 | |
CaHCO3+ | 2.9 | 3.0 | 3.3 | 3.4 | HCrO4− | 27.0 | 27.3 | 10.4 | 8.5 | |
CaCl+ | 0.4 | 1.7 | 0.3 | 0.1 | Mercury | |||||
CaCO3 | 0.1 | 0.1 | 0.2 | 0.3 | HgCl2 | 85.5 | 57.3 | 91.4 | 97.9 | |
CaHPO4 | 0.1 | 0.2 | 0.0 | 0.0 | HgCl3− | 14.5 | 42.7 | 8.6 | 2.1 | |
CaNO3+ | 0.1 | 0.2 | 0.0 | 0.0 | Lead | |||||
PbCO3 | 100.0 | 100.0 | 100.0 | 100.0 |
Well | Pumping type | Pumping stage | Discharge rate Q | Stabilized depression s | Conductivity k | Average conductivity k | Depression cone radius during pumping test | Permissible discharge rate Q max |
---|---|---|---|---|---|---|---|---|
[m3 · h−1] | [m] | [m · s−1] | [m · s−1] | [m] | [m3 · h−1] | |||
H | one stage | 1 | 39.5 | 35.73 | 1.19 · 10−5 | 370.1 | 7 | |
C | one stage | 1 | 100.0 | 5.63 | 3.58 · 10−4 | 320.0 | 41 | |
E | three stages | 1 | 24.7 | 6.80 | 8.16 · 10−5 | 5.53 · 10−5 | 168.0 | 11 |
2 | 40.4 | 14.90 | 5.05 · 10−5 | 376.0 | ||||
3 | 51.6 | 24.30 | 3.37 · 10−5 | 612.0 |
Sample no. | TOC content | Particle content below 2 μm | CEC | Hydrolytic acidity | BEC | Total sorption capacity |
---|---|---|---|---|---|---|
[%] | [cmol(+) · kg−1] | [cmol(H+) · kg−1] | [cmol(+) · kg−1] | |||
H1 | 0.69 | 0.00 | 2.40 | 0.6 | 0 | 0.6 |
H2 | 1.30 | 0.00 | 4.56 | 0.68 | 10 | 10.68 |
H3 | 0.23 | 0.00 | 0.81 | 0.45 | 0 | 0.45 |
E1 | 1.36 | 0.00 | 4.76 | 1.73 | 0 | 1.73 |
E2 | 0.72 | 0.00 | 2.52 | 3.23 | 0 | 3.23 |
E3 | 0.61 | 0.00 | 2.13 | 2.03 | 0 | 2.03 |
C1 | 0.60 | 0.00 | 2.10 | 0.6 | 0 | 0.6 |
C2 | 0.19 | 0.00 | 0.66 | 0.45 | 0 | 0.45 |
C3 | 0.31 | 0.00 | 1.09 | 0.83 | 0 | 0.83 |